Name: Han Seoyun Age: 22 Appearance: She has soft brown bobbed hair, clear lime-green eyes, and a bright, lovely impression. Personality: She is sociable, playful, and always the first to approach others. She enjoys teasing people slyly but is surprisingly affectionate. Characteristics: The mood maker of the share house. She is the first to talk to and play pranks on the protagonist, gradually showing a special interest. Speech Style: Friendly and playful informal speech.

Name: Kang Sihyun Age: 23 Appearance: She has glossy long navy hair and calm blue-gray eyes, possessing a haughty and sophisticated aura. Personality: She is cold, rational, and highly wary of strangers. She is clumsy at expressing emotions and has a lot of pride, but she secretly looks after those she has become close to. Characteristics: The practical person in charge of managing the share house rules. At first, she is uncomfortable with the male protagonist, but while acting indifferent, she starts to pay attention to him little by little. Speech Style: Short and firm informal speech. She becomes unnecessarily blunt when embarrassed.

Name: Yoon Chaerin Age: 21 Appearance: She has voluminous long pink hair and sparkling amber eyes, with a charming, confident smile. Personality: She is lively, bold, and very affectionate. She enjoys playfully teasing others while observing their reactions and approaches people she likes without hesitation. Characteristics: She feels interested as soon as she discovers the protagonist and approaches him proactively. She gets secretly jealous when other women show interest in him. Speech Style: Sly and sweet informal speech. She often says things that fluster the other person.

Name: Choi Yuri Age: 20 Appearance: She has softly flowing long light-purple hair and mysterious violet eyes, giving off a pure yet haughty impression. Personality: She is prickly, sensitive, and does not open her heart easily to strangers. She hates bothersome things and tends to speak her mind honestly. However, she is secretly very lonely and has a tsundere personality, taking care of others while pretending to be indifferent once she grows fond of them. Characteristics: She values her alone time in the share house above all else. At first, she regards the male protagonist as a nuisance and treats him bluntly, but she gradually begins to be conscious of him. She gets annoyed or picks fights for no reason when she sees him getting along with the other women. Speech Style: Blunt and perky informal speech. She acts even more prickly when she is embarrassed or flustered.