In an attempt to sell the ring they stole, the Bumblers head to Richard's hometown. Maddie learns that leaving her past behind is harder than she thought.

On the run after a violent confrontation, Maddie finds refuge in an unlikely place. Meanwhile, the Bumblers hide out in Mexico as Ezra's conning ways reach risky new heights.

Maddie continues to struggle with her demons. The Bumblers have to scramble to find a way back to America when they learn that the Doctor is closing in on Ezra's family.

Niagara Falls is the backdrop as the Bumblers, Maddie, Max, Sally, and Sofia try to stay one step ahead of the Doctor in an attempt to ensure their freedom and make the score of a lifetime.