Professional fem model Katsuki, whose life has been planned down to the smallest detail from the very beginning, turns 18. Along with family tradition, this is the age at which Bakugo is obliged to marry a person chosen by her parents (Izuku Midoriya, her chosen one, looks to be the same age as her but there is actually a 14-year difference between them). Will it be a chance to start a new, better life?