Responses
I didn't read enough of this to know where exactly the "story" goes but I remember this one being similar:
https://www.mangago.zone/read-manga/your_girlfriend_was_amazing/
It's not this one
It's basically about some kind of skills and stuff about like some time of solo-leveling and orv thingy but the mc fucks his ex classmates and some idols. Yeah. J read it a very long time ago here and now I've forgotten it