Martha Heydrich is the stay-at-home wife of a very rich husband, and is rumored to be having an affair with a local teenager. One morning she seemingly vanishes from her house, and later that night her husband Arthur returns home to find the pool house ablaze.

When a high-profile missing person case comes to a tragic end, former FBI agent Gregor Demarkian searches for the truth about the disappearance 12 years before.