Eva investigates the case of a woman who apparently drowned, alongside John who is recovering from a gunshot wound. The death is apparently related to robberies of wealthy men linked to a dating service. In the meanwhile, John looks back at his life in the 1920s, when he committed fraud and stole an expensive diamond pendant from his lover. Also, John wants to be sure if Sara is his true love, who can convert him to a mortal. But John is unwilling to hurt her feelings by keeping secrets about his past to himself, and as a result, decides to back away from the growing relationship between the two.