A diminutive pink creature orbiting in space called "Kirby" crash lands into Dream Land. Once getting acquainted with the citizens who live there in Cappy Town, he begins to defend the town from the monsters that King Dedede, the self-proclaimed ruler of Cappy Town, orders from the evil Nightmare Enterprises.

[Source: Anime News Network]

OVA based on the Joker manga by artist Katsumi Michihara(道原かつみ) and writer Yuu Maki (麻城ゆう).

Joker is a genetically engineered shape-and-gender-shifter, who created as part of a Special Police Task Force and fights crime of all kinds, but he/she also fits in a little romance around the edges.

[Source: AniDB]