To avenge the Duke of Lanchester for the death of his parents, the little con artist Louis disguises himself as a bride and infiltrates his enemy’s inner circle. But someone beats him to it and kills the duke, making Louis the prime suspect wanted across the entire city. With no other choice, Louis teams up with the duke’s illegitimate son to help him reclaim his title and reopen the investigation into the truth behind it all. Caught up in a web of political intrigue, neither of them can escape unscathed. Their only hope is to save each other—and become the most perfect "accomplices" in the process…