I Learned XX Through Fanfiction

Summary

Ryeodam, an older idol who was a trainee for a long time, usually browses through fan community content. Although he's not popular, he remains in his group because of his one-sided crush on his teammate Jinwon. After browsing for a while, Ryeodam comes across fanfiction about him and Jinwon, gets turned on, and masturbates in the bathroom. However afterwards, Jinwon, of all people, returns and discovers the fanfiction. "What's this?" "I was just looking at it." "But, Ryeodam hyung, aren't you cu