Book DescriptionBoston-based scientist Daisy Hubbard is driven to find a cure for the rare genetic disease that claimed the life of her brother. But her progress is interrupted when she learns her unstable sister Anna has gone missing from her California home. Once there, the situation gets worse; shes informed by the LAPD that a known serial killer has confessed to Annas murder and insists upon showing her his handiwork himself. But is Anna dead? Teaming up with detective Jack Makowski, Daisy follows the killers twisted logic, while trying to unravel the past 10 months of her sisters troubled life. Now, Daisy realizes her sister has become a pawn in a game with much higher stakes and Daisy must summon all her resolve to stop thekiller in his tracks, and to uncover his obsession with the disease shes been trying her entire life to cure.