When a man is found castrated and left for dead, Rollins and Carisi uncover three female suspects with possible motives. Meanwhile, Langan brings devastating news for Benson.

A 10-year-old kidnapping case is reopened when a young woman is found wandering Central Park alone. Meanwhile, Carisi’s conversation with a newspaper reporter puts him in hot water.

When a teenaged girl is found dead, Rollins goes undercover at a high-end rehab center where the victim was last seen alive. Meanwhile, Benson tries to overcome her doubts about Sheila.

The cops get tangled in an elaborate online hoax that leads to the rape of a popular social media star; Benson sets firm ground rules with Sheila.

Emotions run high as the SVU squad embarks on a frantic search for Benson’s missing son.