Rumi, a phone sex operator making ends meet, falls for her most challenging client yet: Ryo, a young man who transforms into a monstrous beast when he's aroused. But Rumi’s not the only one with her eye on the cursed caller.

Animation, Romance, Comedy, Horror

Sakiko Tamagawa, Katsumi Toriumi, Chie Koujiro, Toshihiko Seki, Rumiko Ukai