When an old acquaintance is murdered, Wolff is compelled to solve the case. Realizing more extreme measures are necessary, Wolff recruits his estranged and highly lethal brother, Brax, to help. In partnership with Marybeth Medina, they uncover a deadly conspiracy, becoming targets of a ruthless network of killers who will stop at nothing to keep their secrets buried.

On the brink of resigning herself to a life of independence and wanderlust, a young woman visits an old flame on his vineyard in France and takes one last shot at a committed relationship.