When Ben lands in a 1950s psychiatric institution, he must engineer a daring escape for a young woman unjustly committed by her husband. Meanwhile, the team is shocked to learn the identity of a mole in Quantum headquarters.

A cursed treasure hunt draws Ben to Mexico in 1953, putting him between two estranged siblings struggling with their late father's legacy. As they navigate a series of lethal obstacles, Ben finds the real challenge is repairing this broken family's bond.