Alternative:
Hero Manager manhwa
Synopsis:
Cha Hyeon-seong used to have it all: incredible powers, a promising future as a hero, and a sweet girlfriend. Then he lost his powers, became a lowly manager for other heroes, and got dumped. At the peak of his despair, Hyeon-seong crosses paths with Son Ga-yeong, a former hero who also fell from grace. After a passionate night together, they discover that, with a little extra spunk, Hyeon-seong might have the power to be the greatest hero manager of all. Now it’s time for him to get it up and go to work!