MANILA, Philippines — A computer expert will assist in reviewing and tracing the facebook messages received by a call center agent who was killed and robbed inside her house last Sunday, police said Tuesday.

Police said they suspect the killer of Ma. Luisa Dominguez was her chat mate on the popular social network facebook.

Mandaluyong police are coordinating with the Criminal Investigation and Detection Group (CIDG) in Camp Crame in tracing Dominguez’s activities on facebook to help them identify her killer.

Dominguez’s body was discovered with hands and feet tied by electrical wire. Autopsy showed she succumbed to 26 knife wounds on her body.