A 25-year-old man shot his 73-year-old aunt, 47-year-old mother, 13-year-old sister and 7-year-old brother in the village of Lyulyakovo, Ruen municipality, Burgas region.
A report about the incident was received on October 21 at around 04:14 at the district office in Ruen.
Despite his injury, the boy managed to escape from the house and report the incident, BTV reports.
The team of police officers sent to Ruen found that the house was on fire. The fire was extinguished by a team from the Aytos fire department, and three charred bodies were found.
The boy with an injury to the buttocks was transported to a hospital by a team from the Central Emergency Medical Service and is out of danger.
As a result of the immediate operational-search measures taken by employees of the Burgas Regional Directorate, the perpetrator of the act was detained at 09.35.
The procedural and investigative actions on the initiated pre-trial proceedings under the direct supervision and guidance of the Burgas District Prosecutor's Office continue.