Ryuusei saves a demon girl and ends up dying so she shares half of her power with him and now he's basically a demon too. If they separate, he dies. If they don't find the one who summoned her within a year, he...

The story revolves around Kaori who has always been in love with a boy called Ryoichi. To her disdain, he ends up falling in love with her sister and the two of them get married. Kaori's feelings, however...

https://www.cmoa.jp/title/310498/

https://www.cmoa.jp/title/289651/

https://www.cmoa.jp/title/263529/

Chiyo, the daughter of the Tani family, was shunned by those around her as the "cursed house." One day, a marriage proposal came to Chiyo. The prospective groom, claiming to be Masakazu Matsumoto, declared to...

From Divine Sanctuary: Have you ever dreamed about smutty games with your bf? To have intimate moments at not normal places like your own flat? This is a story your fantasy is coming to another sphere... V.4-5 ...

https://www.cmoa.jp/title/265068/

https://mechacomic.jp/r/books/157432?page=2

Pairing: Levi x Hange