1969: a Navy SEAL, a trained assassin on a confidential mission, is dropped off in the Vietnam jungle. Days later, a U.S. gunboat returns to pick him up, but the boat's young captain panics under fire and leaves the SEAL behind.Twenty years later, that young captain is now a Pentagon admiral as the SEAL returns to Washington, D.C. with his own career change: he's become a sweeper—a clandestine cleaner of secret messes. And he's come back to claim 'some things of value'—things the admiral can't afford to lose.Navy Commander Karen Lawrence—sharp, smart, and savvy—is assigned to investigate the bad things that start happening to the admiral. She finds herself caught between one man's boundless ambition and another's relentless quest for revenge.