Tetsuo Takahashi is a teacher working at Shibasaki High School and specializing in the physiological studies of demi-humans. His students include Hikari Takanashi, a vampire and lover of tomato juice, Kyōko Machi, a dullahan, and Yuki Kusakabe, a yuki-onna. The school also employs math teacher Sakie Satō, a succubus. (Source: ANN)
