Yaoi where one of the male leads has lots of experience while the other has little to none.
Love gym
https://www.mangago.zone/read-manga/rumspringa_no_joukei/
https://www.mangago.zone/read-manga/junai_drop_out/ https://www.mangago.zone/read-manga/pussy_king_sama_no_akuheki/ https://www.mangago.zone/read-manga/highest_order/ https://www.mangago.zone/read-manga/hetakuso_love_step/
Yaoi where one of the male leads has lots of experience while the other has little to none.