where y/n got another chance to be back in past. but what is wrong with your childhood friend? you don't get it... a:n- it is a fanfic and I just came up with this idea so yeah. you might get similarities with Usᴇʟᴇss ʟᴏᴠᴇ book. either way. enjoy. the theme of yandere are darker since there is No's slight. in it.