Wow! Looks like Room Salon Part-timer is not available on any streaming services in the world!

Hae-seong, a room salon employee, is kicked by his lover because he has no money. A life that is ignored even by the boss of the salon and the ladies. The lottery ticket bought by chance wins 1st place, and the girls who take over the room salon and ignore them launch an indiscriminate fire attack to seduce Hae-seong...