Futsuu no Atashitachi
ふつうのあたしたち
Hinako and Mayu, who are close friends, begin dating but end their relationship after only a week. Confused and upset, Hinako tries to stop Mayu from leaving but accidentally falls down a staircase and is sent back in time to a week earlier, just after their first kiss. Now given a second chance, Hinako must figure out how to be the ideal partner and prevent the breakup from happening again.