As Izuku and Fuyumi dated since middle school both are in an arranged marriage until one day she cheated on him because of him being quirkless the todoroki family loved Izuku but didn't know that his family treated him like dirt and Fuyumi and the rest of the gang bully him. Days after he got cheated on the Todoroki family was upset with her and they thought of an idea to send Izuku to the Yaoyurzu family have them marry Izuku off to momo.
Ship:
Izuku x Momo
Momo has a huge crush on Izuku and was upset when she heard that he got an arranged marriage with Fuyumi and months later heard that he got cheated on and it has brighten her day and took Izuku to herself.