The light novel that inspired a manga—also from Seven Seas—and an anime! What happens when you get hitched to your nemesis? One newlywed student couple must figure out how to live in harmony in this hilarious rom-com!

Archenemies Hojou Saito and Sakuramori Akane are notorious across their high school for their bitter rivalry. Every day is a new battleground, filled with constant bickering and fiery clashes. But everything changes when Saito’s domineering grandfather delivers a shocking ultimatum: marry his rival, or lose the family business to the dog! Reluctantly, Saito agrees, and to his surprise—so does Akane. Now, the two must navigate life as an unlikely couple, sharing a house, meals, and even a bed… without tearing each other apart! Can they keep their embarrassing marriage a secret from their classmates? And what could have possibly motivated Akane to agree to this arrangement in the first place?