After a dating service is linked to three rapes, Olivia goes undercover to ferret out the rapist and meets Mike Jergens, a surgeon who enjoys controlling the women in his life. The detectives are soon led to his girlfriend, Cora Kennison, but shortly after testifying in the grand jury hearing Cora marries Mike. After Cora attempts suicide, Mike fights her mother, Virginia, to unplug her feeding tube.

The team investigates the death of a partially clothed teenage boy wearing a leather mask. The detectives discover that the victim's best friend is the killer and has a video, showing that the boy's death was the result of a backyard wrestling match gone wrong.

The only witness to a young woman's horrific beating is her mentally challenged daughter.