The romantic comedy follows the everyday life of an extremely tsundere (initially aloof and abrasive, but later kind-hearted) boy named Atsuhiro "Akkun" Kagari and his girlfriend Non "Nontan" Katagiri. Akkun...

Akko and her mother have been living together since their father became the captain of a luxurious cruiser. One day, Atsuko accidentally broke her favourite mirror. She made a grave for it. On the same night...