Dokidoki Dokidoki

The main character, Suzuran, is an ordinary high school girl who is in love with her classmate Usagi. However, she accidentally has the ability to turn back time when she gets excited. She just wants to have a normal romance, but because of this ability, nothing goes right. What's more, she accidentally ends up being targeted by Usagi...!?

(Source: ComicWalker, translated)