oh perid!'s Questions (2)

I'm reading highchool boy rn and it reminds me of that one manga where the king becomes the loser and the loser becomes the king, similar dynamic in highschool boy, what's the name again?

What is the name of this Manhwa:
An employed guy wants a job and out of luck he does in a gym working as a janitor and the owner(?) or one of the people who work out there gets badly injured by him and he (out of guilt and sorry) decides to care for the injured guy and while he takes care of him (in the bathroom) they suddenly makeout and thats it, it's uncompleted too soo please help!(〜￣△￣)〜