A Rehoboth man charged with murder reportedly drew a map pointing to a five-foot hole that he dug to bury his pregnant 18-year-old ex-girlfriend in after he stabbed her to death with a kitchen

The allegations were detailed in police reports and by a prosecutor Wednesday in Taunton District Court, where Gregory R. Groom pleaded not guilty to charges of murder and assault and battery on a pregnant victim in connection with the death of Kylee Monteiro.

Gregory Groom, of Rehoboth, confessed to police that he stabbed Kylee Monteiro multiple times with a kitchen knife, according to prosecutors.

Remains were found in the search for Kylee Monteiro on Tuesday in Rehoboth, Massachusetts, and her boyfriend, Gregory Groom, is facing charges.

Massachusetts police converged in an area where 18-year-old Kylee Monteiro was last seen, almost two weeks after she was reported missing.

"Before joining the club, I was shy, felt I did not have a place to go to where I would feel at home, also a lot of kids at school were bullying me before, but when I told them I had joined the club,