Parallel Lines (Kkamnyang)

Ji-ho, who lives between part-time jobs, recently took a break from work due to a car accident. He took a break for a while, but in the meantime, the rent and hospital bills for his sick sister are huge. Ji-ho, who is in urgent need of money, is thinking about whether he should sell his organs, but Ki-beom, a high school friend, recommends a host club job... There, he meets his first love, Jin-heon Choi, whom he hated the most.

Original Webtoon:
Bomtoon, Lezhin