Read manga: Shirayuki Poppu

manga
Summary:

Mashiro is a fangirl of a model named Yuuki. One day, Yuuki transfers to her school and the very first thing she says to him is "I LOVE YOU!" He ignores it as if it is was something normal, and Mashiro repeats it every single day. They act like they're a couple although they're not. But will feelings start to reveal?