Eiji and Kouki are angels whose mission is to guide souls to either heaven or hell. Eiji, a black angel, guides corrupted souls to hell, while Kouki, a white angel, guides pure souls to heaven. Both have to work together as partners to accomplish their task. However, God cannot forgive black angels for their accumulated sins, and only gives white angels the power to reincarnate. Though Eiji develops strong feelings for Kouki, can he escape the cruel fate that God has given him?

Karou, the male twin to the female super-model, Tsubaki, hates his face for its feminine beauty. Disgusted by the men drawn to him by his similarity to his sister, he has grown to hate any kind of contact with men. Then why is he conflicted by the attentions of Shino, the president company giving financial backing to Tsubaki's cosmetic firm? Isn't Shino just like all the other men seeking a substitute for Tsubaki?

Naoto and Taiga, who are in their third year of high school, are childhood friends that are close to each other. They've grown up together since they were little, but Naoto's goes to a vocational school, and Taiga's to take university entrance exams, and their paths eventually parted ways. When Naoto sees Taiga busy studying for his exams, he feels like he's getting further and further away from him.