Laura is suspicious that Tom is lying to her, so she enlists Nico to follow him. Also, Laura and Nico go back to Spanish Harbor to investigate how their fates are intertwined.

Laura and Nico take off for Spanish Harbor to track down the identity of the killer. Tom, desperate to get Serena back, sends the police after them. Also, a witness leads Nico to confront Danny, who reveals the shocking truth about Susannah’s murder.

Tom comes to Laura with his own plan to save Serena, but a double-cross turns deadly, and the identity of the real killer is exposed. Meanwhile, with Danny’s execution just hours away, Nico and Laura have to race to try saving him and Serena.

As Laura and Nico discover the reason for the vast conspiracy, they might be too late to stop fate from fulfilling its promise, as they race against the clock to try saving Serena – and Danny.