Kyou Kara Omega ni Narimashita. Asato to Hatano

Synopsis

"If I can spend my days in this happiness, then I don't mind being a beta." Tooru, who is attending graduate school, is dating Asato, a school nurse who works at the same school. Although they are often mistaken for each other due to their beautiful appearance, both Asato and Tooru are betas. Tooru enjoys this small happiness in his everyday life and peacefully spends his days loving Asato. However, one day he begins to feel something strange in his body.