Yoon Ji-su is a central character in the Netflix series "Sweet Home," portrayed by Park Gyu-young. In her 20s, Ji-su is a struggling musician who lived in Room 1510 of the Green Home apartment complex before the monster outbreak. She previously had a boyfriend named Hae-Rang, who passed away. During the series, Ji-su develops close relationships with other survivors, such as Jung Jae-Heon.
Ji-su is known for her selfless and caring nature, often watching over and consoling other residents like Hyun-su and Cha Jin-Ok. She has a distinct physical appearance, with long black hair featuring bright red highlights, which she later ties into a bun. However, in Episode 7, her hair is cut short due to an attack by a monster.
As a talented musician, Ji-su plays the bass and displays bravery and assertiveness, often taking charge in dangerous situations. Her personality is strong-willed and active, and she has a deep appreciation for life. Ji-su dislikes the idea of suicide and reacts strongly when seeing others in pain.
