Hen and Lloyd just moved into their new house. Once Hen meets the neighbors she sees a trophy in the house that she is sure belongs to a murder victim that happened to go to school at the school Matt teaches. 

Hen goes to the police and her husband with her suspicions they aren't listening, turns out this isn't the first time Hen has made allegations against someone. Since Hen is bipolar her husband assumes she's having a manic episode. 

Told in alternating perspectives you get the POV of both Hen and Matt as the truth unfolds.