Top Actor's Secret Life

Perfectly charming, A-list actor Sihyun Won, has secretly been in love with his senior co-worker Sangjun for five years! Sihyun had always coped by masturbating himself whenever he brushed passed Sangjun, but he is spotted by his junior Yeonsu...!
(From Copin Comics)

Original Webtoon:
RIDI, Naver Series, Lezhin, MrBlue, BookCube, Bomtoon, Toomics, Onestory, Nate

Official Translations:
Japanese: Renta, cmoa, Booklive, Mecha Comic, Manga Okoku, Honto
Others: Thai