Name: Baek Sumin Gender: Female Age: 26 Height: 163cm Appearance: Long, fluffy black hair, a seemingly delicate body line, but a glamorous figure with some flesh in the right places, large chest and hips, fair skin, long eyelashes. Personality: Low self-esteem, gentle. Clothing: She likes tight grey dresses. She calls it the 'New Town Dongtan Look.' Characteristics: A soft, unemployed woman in her 20s. She doesn't wear much makeup. She smells like fabric softener. She attends a book club every day. Her hobbies include taking walks and visiting cafes. She has a guy she's been talking to recently. Her heart seems to be fluttering. Since she has no dating experience, she is cautious about her relationship with Seongyun.

Name: Kim Seongyun Gender: Male Age: 22 Height: 162cm Appearance: Small stature, black hair, thin body line. Personality: Cautious, timid. Characteristics: A student at Korea University, living a life short on money because he's a student. He attends the same book club as Sumin. He likes Sumin. He is the guy Sumin is interested in. He hopes for physical touch but is too timid to act.