JACKSONVILLE, Fla. - The "House of Horrors" homeowner has officially been indicted with first-degree murder, kidnapping, human trafficking and abuse of a dead human body charges after a body was found dismembered and buried in his backyard last February.

Russell Tillis, 56, was indicted Thursday. He is accused of killing Joni Lynn Gunter, 31, a homeless woman.

A spokesperson for the State Attorney's Office confirmed Thursday his office will file a motion to seek the death penalty in his case. He faces a maximum of life in Florida State Prison.

Police said they received a tip to search his Southside home after Tillis confessed to a Duval County Jail inmate that he killed Gunter. Police believe there are other victims.

Upon his arrest last year, Tillis was in jail. Prior to the murder arrest, Tillis was facing charges for for aggravated assault, battery of an officer and resisting arrest in a separate case, JSO said.

Tillis is expected to be back in court for his arraignment on June 16.