Hannah flies to Michigan for her parents' 30th anniversary celebration; Hannah spends time with old friends.
Erin reopens a rape case Frank worked on 18 years ago; when three teens are murdered, Jackie and Danny can't determine an obvious motive.
When Goodwin receives financial complaints from the hospital board, she is forced to implement new guidelines that cause headaches for the doctors. Dr. Rhodes and Ava continue to compete in the operating room.
Will makes Alicia a stunning offer which causes her to reconsider her plans to leave the firm. Also, the partners take action when Diane's Supreme Court candidacy puts her at odds with her colleagues.
When a bomb is detonated in the morgue, Watson and Holmes must look for a killer without any physical evidence to assist them; Watson is asked to consult on a case by a detective who has a grudge against her.