The drop-dead-gorgeous and high-sex-appeal Akasaka Hibiki is going through breakup blues. Soon after being dumped, she's asked to become her schoolmate Aoyama-kun's mistress?! Aoyama-kun will try to gain Hibiki's affections through different means, so let's just hope he doesn't nosebleed to death in the process. Note: Includes 15 extra chapters.