Title
People vs. Dioso
Case
G.R. No. L-38346-47
Decision Date
Oct 23, 1984
Two inmates, members of a prison gang, murdered rival gang members in a premeditated attack, citing revenge. Convicted of murder with treachery, their quasi-recidivist status upheld life imprisonment despite mitigating factors.

Case Summary (G.R. No. L-38346-47)

Facts of the Case and Crime Committed

On September 12, 1972, Abarca and Dioso sought to avenge the killing of their gangmate, Balerio, whom they believed was slain by members of the rival gang. Abarca feigned illness to gain admission to the prison hospital ward where both victims were confined. Upon locating Reyno and Gomez, the accused suddenly attacked them with improvised knives, stabbing both to death. The victims died from massive bleeding caused by multiple stab wounds to the chest and abdomen. Immediately after the attack, Dioso and Abarca surrendered to prison guard Enriquito Aguilar and voluntarily handed over their weapons.

Confessions and Admission of Guilt

Both accused readily confessed to the crime during interrogation by prison investigator Buenaventura dela Cuesta, providing detailed sworn statements. Dioso described how he stabbed Reyno and assisted Abarca in stabbing Gomez, while Abarca narrated the sequence of events from his perspective. Both acknowledged their intent to kill as retaliation for Balerio’s murder by rival gang members and admitted to the sudden nature of the attack within the hospital ward.

Trial Proceedings and Plea

Upon arraignment, Dioso and Abarca voluntarily pleaded guilty to the charge of murder. The trial court proceeded to examine evidence to determine the degree of culpability. The accused acknowledged the voluntariness of their confessions. The trial court found that the crime was committed with alevosia, as the victims were in vulnerable positions, incapable of defending themselves due to the element of surprise and their physical condition—one was having breakfast, the other lying under a mosquito net.

Legal Analysis and Application of the Law

The court noted the absence of any challenge by the accused to the trial court's findings of guilt. The appellants appealed only to mitigate the sentence by invoking the circumstances of voluntary surrender and their guilty plea. However, under the applicable law at that time, the accused were considered quasi-recidivists, having committed murder while already serving sentences for prior offenses. According to Article 160 of the Revised Penal Code and prevailing jurisprudence, such status mandates the imposition of the maximum penalty presc

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