Nigel seems unusually happy because he finally found a soul mate named Sarah now he vows to find Sara's daughter Maddie. Lily is surprised when a John Doe thought to be dead suddenly turns out to be alive. She then discovers a letter written by his wife Doris who he left some years earlier due to an affair he found out about. The John Doe was found in an alley behind a theater. Garrett finds out that Carl is an anatomy illustrator.