Hello (rom-com) world

Hello (rom-com) world summary:

In front of the shy, book-loving Naomi Katagaki, one day appeared ‘his future self’, NAOMI KATAGAKI. His goal was to make Naomi his classmate’s, Ruri Ichigyou’s, boyfriend, and rewrite the tragic fate of Ruri...<br><br>However!<br>Starting from the next page, it’s a spin-off manga about a possible ‘world’!!<br>Some characters may be a bit different, so don’t worry about reading it!!