The Columbus Dispatch reports the entire call lasted 17 minutes as the 911 dispatcher tried to determine exactly where the woman was so officers could respond.
Standing in a first-floor bedroom in a vacant home in Ashland County, the woman watched her captor sleep.
Record show Grate, who is homeless, has a long criminal record and served time in prison on a burglary charge beginning in 1997.
Investigators discovered two bodies in the abandoned home. LISTEN TO THE FULL 911 CALL (CAUTION: STRONG LANGUAGE USED IN CALL):Police entered the home to find two bodies inside and the 911 caller miraculously unharmed.
The dispatcher in this case did all of that while remaining calm for almost 15 minutes before police were able to get to the woman. The remains weren't immediately identified.
Authorities say the suspect admitting he killed a woman at the Mansfield-area property in June, the same month it burned.
Authorities checked the Mansfield-area site Tuesday and found decomposed remains down a ravine in a wooded area behind the house.