You're Mine (Geonwon)

Choi Seong-hyun appears to have it all—handsome looks, excellent academic achievements, and the perfect “ideal son” image. But in reality, he hides his impoverished life and survives off the money of wealthy boyfriends. One day, Kang Jun suddenly reappears in Seong-hyun’s life. Feeling betrayed that Seong-hyun doesn’t remember him, Kang Jun’s obsession intensifies, tightening his control over Seong-hyun—and eventually, it escalates to confinement…