My Sex Tutor is a Ghost

"Want me to help you finally get laid?"

At twenty-six, Hyeon-Ho Lee has never dated anyone, devoting himself entirely to working out. He thought finishing his service in the Marines would make him unstoppable, but nothing changed—until a friend got him a job at a hotel, where an encounter with a mysterious young woman in a luxury suite transformed the lifelong virgin into the ultimate sex god!

(Source: TOPTOON, edited)