Help me find the name!!

So it's a smut manhwa, that guy and girl were highschool friends and when they got in college they kinda split up. There was a rumour that guy was a fuck boy and that girl didn't want to be close with him because of that reason but they'll still do some things iykyk. Guy has a dark hair and girl as I remember light hair pls pls helppp ╥﹏╥ ╥﹏╥