Roshutsukyou ga Isekai Tensei Suru

A masochistic-boyfriend and a sadist-girlfriend.

The daily lives of an extraordinarily jealous (yandere) girl, Hiyori Koharu, and her boyfriend, Minoru Fujito

A girl wishes for a fateful encounter.

The title says it all.

During Christmas, a red something shows up at night. Every night, it approaches the kids on the street and asks them "What do you desire? What do you yearn for?"

In order to save the world, the female hero, Hizumi is about to engange in the final fight against the Demon lord. However, he asks her to talk things out, not trusting the words of the Demon lord, the female hero draws out her sword, but…? A HeroxDemon forbidden… love(?)comedy, begins!!