Summary: Two people who met for the first time today. Should we have the \"world\'s best wedding\" 3 years later...!? The Nanami High School that Ui enters is a special school where girls and boys spend their dorm life in a shared room, aiming for the world\'s best wedding! Kon, the guy chosen as Ui\'s partner by the super accurate matching system, is an ever so slightly malicious guy...!?