How do you solve a murder in a post-fact world? Especially when sailing the Mediterranean on an ocean liner filled with the wealthy and powerful. Everyone on board is hiding something… but is one of them a killer? That’s what the world’s once greatest detective, Rufus Cotesworth, and his protégée, Imogene, aim to discover.

After welcoming her baby, Ruby, home, the tightly scripted world of lifestyle influencer Jo starts to unravel. As increasingly sinister happenings mount, Jo is plunged into a waking fever dream where everyone is a threat and nothing is what it seems.

An elite team of FBI profilers analyze the country's most twisted criminal minds, anticipating their next moves before they strike again. The Behavioral Analysis Unit's most experienced agent is David Rossi, a founding member of the BAU who returns to help the team solve new cases.