Watashi ni Ai wo Oshiete

Overview

He's a bit of a fool, but he's a hard worker. Motohisa is a high school sophomore and the new student council president. He's in love with the reliable vice-president, Ririka, but for some reason they always end up fighting. One day, he finally decides to confess his feelings to Ririka, but at that moment he falls into a loop. Every time he confesses, the loop starts again! He'll never be able to date Ririka. What's going on? A youthful school story in the mix of romantic comedy and science fiction! (Source: Akita Shoten, translated)

Source: AniList