Cucking & Cucked: Foursome Adventure Final by MAZE

On a national mission, Colon and Asuka in mutual love sets off for an unknown island
in search of the Gem of Prosperity. Accompanied by a couple of Ros and Marry who
they met in the middle of the way, they start exploring the island.

However, there are only two men and two women on the island.
Wrong things are waiting to happen although each one has a partner...​