Episode 1
Takahashi Tetsuo Wants an Interview
Takahashi Tetsuo, a biology teacher at Shizaki High School, has been fascinated with "demi-humans," beings wit...
Episode 2
Dullahan-chan Wants to Be Coddled
Machi Kyouko is a dullahan, a demi-human with roots in Irish legend whose head and body are separate, and one...
Episode 3
Succubus-san Is a Real Adult
Succubi are demi-humans that arouse sexual desire in men and cause them to have obscene dreams. One such succu...
Episode 4
Takahashi Tetsuo Wants to Protect
Kusakabe Yuki overhears some girls saying mean things about her. Gossip is not an uncommon problem among high...
Episode 5
Snow Woman-chan Is Cold
Yuki has become a bit more optimistic, thanks to Hikari and Machi. She's learned to trust Tetsuo a bit more si...
Episode 6
The Takanashi Sisters Are Undeniable
Keeping his promise to Himari, Tetsuo visits the Takanashi household to talk to the sisters' parents. Though t...
Episode 7
Succubus-san Is Inquisitive
As she's walking through the school building, Sakie spots a beautiful blond-haired boy sitting on the floor, c...
Episode 8
Demi-chans Want to Learn
The midterm exam score rankings are posted. While Himari and Kyouko earned high ranks, Hikari is scolded by Te...
Episode 9
Demi-chans Want to Try
Sakie the succubus is spending her evening at home alone, ranting her troubles to her teddy bear, when she rec...
Episode 10
The Dullahan Surpasses Space-Time
Dullahans are demi-humans whose heads are separate from their bodies. Naturally, Tetsuo is intrigued by the un...
Episode 11
Demi-chans Want to Support
Tetsuo has offered to work with the girls to figure out how Hikari and Yuki, who don't handle heat or sunlight...
Episode 12
Demi-chans Want to Swim
Summer is finally here! Hikari pays another visit to the biology prep room to cool down, and while she's there...