Dan Morgan is many things: a devoted husband, a loving father, a celebrated car salesman. He's also a former assassin. And when his past catches up to his present, he's forced to take his unsuspecting family on a road trip unlike any other.

Now that Dan's assassin days are behind him, all he wants for Christmas is quality time with his kids. But when he learns his daughter has her own plans, he books a family trip to London—putting them all in the crosshairs of an unexpected enemy.