People vs. Cacho y Songco

The defense of insanity must be proven by clear and convincing evidence to have existed immediately prior to or at the exact moment of the commission of the offense, showing complete deprivation of intelligence; mere prior confinement in a mental institution or diagnosis of mental illness does not automatically exempt an accused from criminal liability absent proof of insanity at the time of the crime.

On January 1, 2004, in Sitio Catmon, Barangay San Rafael, Rodriguez, Rizal, accused-appellant Wilson Cacho attacked and beheaded Mario Balbao and subsequently set fire to Balbao's house. Cacho had a history of mental health issues, having been diagnosed with Major Depression with Psychosis in 1996 and admitted to the National Center for Mental Health (NCMH), but was discharged after two months when symptoms remitted. He was lost to follow-up for eight years until he was again admitted to NCMH on January 7, 2004, where he was diagnosed with Chronic Schizophrenia.

• The Offenses: On January 1, 2004, at approximately 8:10 a.m., police officers responded to a fire report in Sitio Catmon, Rodriguez, Rizal, where they found the burned house of Mario Balbao ("Boy") and discovered a headless burned body underneath an iron sheet.
• Discovery and Identification: Willy Cacho, the accused-appellant's brother, informed the police that accused-appellant Wilson Cacho had killed Boy. The accused-appellant's wife informed the police that her husband was a patient of the NCMH with recurring mental illness.
• Evidence at Appellant's Residence: Police found a shallow pit measuring one foot in diameter and five inches deep with a steel peg standing at the center, traces of ash, and a human skull in the accused-appellant's backyard. Upon introduction of themselves as police officers, the accused-appellant acted strangely, exhibited signs of mental illness, and admitted killing Boy and burning the house.
• Apprehension: The accused-appellant became wild and had to be subdued with the help of others. He was brought for inquest proceedings and subsequently confined at the NCMH.
• Medical Evidence: Dr. Sagun testified that the accused-appellant was first diagnosed with Major Depression with Psychosis in 1996, admitted for two months, and discharged when no symptoms were observed. He failed to follow up for eight years. On January 7, 2004 (after the crime), he was admitted again and diagnosed with Chronic Schizophrenia. The medicines prescribed (anti-psychotic and anti-depressant) cost P20 to P100 per day, which was unaffordable for the accused-appellant, leading to relapse when not taken.

• Complete Defense of Insanity: Petitioner maintained that his medical records and Dr. Sagun's testimony established his diagnosis of Major Depression with Psychosis in 1996, which progressed to Chronic Schizophrenia by 2004, thereby proving he was insane and exempt from criminal liability under Article 12 of the RPC.
• Single Crime Argument: Petitioner argued that he should be convicted only of murder, not both murder and arson, contending that the finding that the burning was an attempt to conceal the killing lacked factual basis.

• Failure to Prove Insanity: Respondent countered that the defense failed to prove by clear and convincing evidence that the accused-appellant was completely deprived of intelligence immediately prior to or at the time of the commission of the crimes; mere prior confinement does not establish insanity at the time of the offense.
• Sufficiency of Evidence for Two Crimes: Respondent argued that the prosecution proved two separate crimes: homicide/murder and destructive arson, since the accused-appellant burned the house to conceal the killing, not as a means to accomplish the killing.

• Defense of Insanity: Whether the accused-appellant sufficiently proved his defense of insanity to exempt him from criminal liability.
• Qualifying Circumstances: Whether the prosecution proved the qualifying circumstances of treachery, evident premeditation, and nighttime to justify a conviction for murder, or only for homicide.
• Complex vs. Separate Crimes: Whether the crimes committed constitute complex crimes or separate offenses of homicide/murder and destructive arson.

• Defense of Insanity: The defense was not established. Insanity must exist immediately prior to or simultaneous with the commission of the offense, and the accused must prove complete deprivation of intelligence at that specific time by clear and convincing evidence. The accused-appellant's admission to NCMH in 1996 and diagnosis of Chronic Schizophrenia in 2004 (after the crime) do not automatically establish his mental condition on January 1, 2004; no evidence showed he was completely deprived of reason when he committed the acts.
• Murder Reduced to Homicide: The conviction for murder was modified to homicide. While treachery, evident premeditation, and nighttime were alleged in the Information, the prosecution failed to prove these qualifying circumstances with the same certainty required for the crime itself. The accused-appellant's admission of the killing (by pleading insanity) does not relieve the prosecution of its duty to prove qualifying circumstances.
• Separate Crimes of Homicide and Destructive Arson: Two distinct crimes were committed. Under Article 320 of the RPC, where the main objective is to kill a particular person and fire is resorted to as a means to cover up the killing, separate crimes of homicide/murder and arson are committed. Here, the accused-appellant first beheaded the victim before burning the house to conceal the crime.
• Penalty: For homicide, applying the Indeterminate Sentence Law, the penalty is 8 years and 1 day of prision mayor as minimum to 17 years and 4 months of reclusion temporal as maximum. For destructive arson, the penalty is reclusion perpetua pursuant to R.A. No. 9346.
• Damages: For homicide: P50,000 civil indemnity and P50,000 moral damages. For arson: P75,000 civil indemnity, P75,000 moral damages, and P75,000 exemplary damages. Six percent legal interest per annum is imposed on all damages from the date of finality until full payment.

• Defense of Insanity (Article 12, RPC) — Insanity as an exempting circumstance requires proof by clear and convincing evidence that the accused was completely deprived of intelligence immediately prior to or at the time of the commission of the offense. The presumption of sanity under Article 800 of the Civil Code prevails unless overcome. Prior confinement and diagnosis do not automatically equate to insanity at the time of the crime.
• Effect of Plea of Insanity — When an accused raises the defense of insanity, he admits the commission of the crime but claims exemption from liability; thus, he is tried on the issue of sanity alone, and if found sane, conviction follows without further trial on guilt.
• Qualifying Circumstances — Must be specifically alleged in the Information and proved with equal certainty as the crime itself; failure to prove them results in conviction for the lesser offense (e.g., Homicide instead of Murder).
• Determination of Crime in Arson Cases — The characterization depends on the main objective: (1) if the main objective is burning and death results, the crime is arson only; (2) if the main objective is to kill and fire is the means, the crime is murder only; (3) if the objective is to kill and fire is used to conceal the killing, two separate crimes of homicide/murder and arson are committed.

• "Insanity is the exception rather than the rule in the human condition. Under Article 800 of the Civil Code, the presumption is that every human is sane. Anyone who pleads the exempting circumstance of insanity bears the burden of proving it with clear and convincing evidence." — Articulates the heavy burden on the accused to prove insanity and the presumption of sanity.
• "Mere prior confinement into a mental institution does not automatically exonerate the accused-appellant from criminal liability in the absence of any evidence showing that accused-appellant was completely deprived of reason immediately prior or at the time of the commission of the crime." — Establishes that prior mental illness does not automatically equate to insanity at the time of the offense.
• "It is well-settled that the qualifying circumstances must be specifically alleged in the Information and duly proven with equal certainty as the crime itself." — Reinforces the requirement for proof of qualifying circumstances beyond mere allegation.
• "If the objective is, likewise, to kill a particular person, and in fact the offender has already done so, but fire is resorted to as a means to cover up the killing, then there are two separate and distinct crimes committed — homicide/murder and arson." — Distinguishes separate crimes from complex crimes in the context of arson and homicide.

• People v. Isla, 699 Phil. 256 (2012) — Controlling precedent on the burden of proof for insanity and the nature of the defense as confession and avoidance.
• People v. Estrada, 389 Phil. 216 (2000) — Followed on the permissibility of receiving evidence of mental condition within a reasonable period before and after the crime.
• People v. Baluntong, 629 Phil. 441 (2010) — Followed on the test for determining whether arson is a separate crime or absorbed based on the main objective of the offender.
• People v. Zulieta, 720 Phil. 818 (2013) — Cited for the definition of treachery.
• People v. Garcia, 722 Phil. 60 (2013) — Cited for the requirement that qualifying circumstances be proved with equal certainty as the crime.

• Article 12, Revised Penal Code — Exempting circumstance of insanity (imbecility or insanity unless acting during a lucid interval).
• Article 800, Civil Code — Presumption of sanity.
• Article 248, Revised Penal Code — Murder and qualifying circumstances.
• Article 249, Revised Penal Code — Homicide.
• Article 320, Revised Penal Code (as amended by R.A. No. 7659) — Destructive Arson.
• Republic Act No. 9346 — Prohibition of the imposition of the death penalty.
• Act No. 4103 (Indeterminate Sentence Law), Section 1 — Rules for imposing indeterminate sentences.

Sereno, C.J. (Chairperson), Leonardo-De Castro, and Del Castillo, JJ.

N/A (Carpio, J. was on official leave).