A male, whose identity is not being released yet, succumbed to injuries sustained during a fight at 111 Liberty St., Batavia, at 11:15 p.m., Tuesday.
Police are looking for a person who might be a suspect in the case.
The first officers on the scene found a male in one of the rooms at the residence and EMS was summoned. The victim died at the scene.
Officers obtained a suspect description and, with the assistance of the State Police K-9, searched the area for the suspect.
The police are not releasing that information while the investigation is pending.
The identity of the victim is not being released pending notification of relatives. His body was transported to the Monroe County Medical Examiner's Office where an autopsy will be conducted on Thursday. In a statement, police said more information about the investigation will be released after the autopsy is complete.
"Through our investigation thus far it is believed that this was not a random act of violence and that the suspect and victim knew each other," police said in a statement.
Anyone with any info regarding this incident is asked to call police at (585) 345-6350, information may also be submitted via the confidential tip line at (585) 345-6370.