Back when Mojo Jojo tried to take over the world with primates, there was one monkey who didn't get his due - Mopey Popo. Now Mopey is back to try and be evil just as Mojo intended.
Mojo Jojo se ve obligado a trabajar junto a Mopey Popo, su creación fallida y molesta.
Mojo Jojo découvre qu'un de ses anciens disciples veut se venger de lui...
