Uhhh, if I remember correctly, the MC is originally a worker for his boss when his boss' company becomes bankrupt or something along those lines. MC lets boss stay at his place until the boss can get off the ground with his new company. They slowly fall in love through this. I remember it being pretty short and really cute.
https://chrysanthemumgarden.com/novel-tl/esith/ - Ever Since I Take Home An Adonis Who Has Lost His Business