is a hentai

Hentai

is a Japanese word that, in the West, is used when referring to sexually explicit or pornographic comics and animation, particularly those of Japanese origin such as anime, manga, and computer games. The word hentai is a kanji compound of 変 and 態...

 computer game and anime

Anime

is the Japanese abbreviated pronunciation of "animation". The definition sometimes changes depending on the context. In English-speaking countries, the term most commonly refers to Japanese animated cartoons....

. Sexfriend focuses on the protagonist

Protagonist

A protagonist is the main character of a literary, theatrical, cinematic, or musical narrative, around whom the events of the narrative's plot revolve and with whom the audience is intended to most identify...

, Takabe Tomohiro who has his first sexual encounter in the nurse's office after school with his classmate, Hayase Mina. He eventually desires a real romantic relationship, not just friends with "benefits and cookies". Another student, Nonomiya Kaori, sees Tomohiro and Mina having sex and runs off disappointed because she loves Takabe. She eventually joins them in a threesome.

Further reading

• Animeland Hors-Série #9: HS Q, February 2006