For as long as he can remember, Yun Jeong-Wu has been the backbone of his struggling family, working tirelessly to support a younger brother plagued by chronic illness. During those long, grueling years, Jeong-Wu happened upon a newspaper feature about a prodigious young Baduk player named Cha Ji-Han. Perhaps it was because Ji-Han shared his brother’s age, or because the athlete had successfully overcome his own past health struggles, but Jeong-Wu found himself projecting his brother’s image onto the boy, eventually becoming his most devoted fan.
Years later, Jeong-Wu has secured a position as the youngest staff member at a professional photography studio. It is there that he finally comes face-to-face with his idol, who has now expanded his career into modeling. The professional reunion takes a dark, bewildering turn that night. After a staff dinner, a drowsy Jeong-Wu retreats to his bedroom, only to be jolted awake by the sensation of wandering hands. Terrified, he stares into the darkness at the intruder. "Ch-Cha Ji-Han?"(Source: Lezhin US)
— Description from AniList community (anilist.co).