Rion, a naive, loudmouthed teenager, investigates a host club full of vampires when she suspects they must be related to the disappearance of a lot of people in the neighborhood, including her best friend. In the process she begins to befriend them, especially the leader Suou, with whom she develops a romantic relationship.

• Satoshi Matsuda
• Minako Komukai
• Shirō Sano
• Ryoji Suzuki
• Ryou Yakura
• Jouichi Shimode
• Fujita Tsuyoshi
• Seijun Nobukawa