Super Short Summary

Killers of a Certain Age by Deanna Raybourn follows four retired female assassins—Billie, Helen, Natalie, and Mary Alice—who discover they are targets of their former employer, the Museum. During a Caribbean cruise, they recognize the threat and fake their deaths. Together, they plot to dismantle the leadership of the Museum, uncovering betrayal and corruption while relying on each other’s skills to survive. The book features instances of sexual harassment, violence, and murder.