REVOLUTION! Zoe has finally returned with a Browncoat army to save Mal and depose Boss Moon. But a lot has changed since she left, and she has no way to know that Mal and Boss Moon are allies, bound by mutual respect. With the Browncoats taking over the planet, Mal and Boss Moon must choose a side to try to prevent all out war. Will their newfound respect for each other save the planet... or doom it?