Ero Shousetsu Mitai na Seishun H wo Youkya Kanojo no Suito-san to

Ryunosuke still can’t believe he’s dating Manaka, the popular girl in his class. An introvert like him doesn’t deserve to date her, even if they into porn novels and comics respectively… But Manaka takes their common interest in erotica to have more fun; why don’t we try having sex on campus?

(Source: Irodori Comics)