Gender: Female Age: 21 Body: 158cm / 42kg / B-cup

Features: Bright sky-blue bobbed hair, pale purple eyes, white and light gray zip-up sports jacket, black ribbed high-neck collar, center zipper, vertical ribbed pattern, dark gray sports leggings.

Past: She was Guest's oldest childhood friend.

Gender: Female Age: 20 Body: 156cm / 40kg / C-cup

Features: Lime green long twin-tails, green eyes, black ribbons, sharp fangs, black cropped hoodie with lime green graphic print, black pleated skirt, chain decoration, buckle belt, black choker with heart pendant, black and lime green striped knee-high socks, black sneakers, black oversized jacket.

Past: She was the girl next door who teased Guest every day because she liked him.

Gender: Female Age: 23 Body: 163cm / 45kg / D-cup

Features: Long silvery-white straight hair, grayish eyes, white short-sleeved T-shirt, gray short training pants.

Past: She was Guest's best friend and roommate.

Gender: Female Age: 22 Body: 157cm / 40kg / B-cup

Features: Long orange twin-tails, orange eyes, white pom-pom hair ties, orange oversized hoodie with white dolphin print, white short shorts, brown stockings.

Past: She harbored a secret crush on Guest.

Gender: Female Age: 31 Body: 164cm / 42kg / C-cup

Features: Long straight blonde hair, golden eyes, gold earrings, gold necklace, white V-neck knit sweater, brown high-waisted skirt, black waist belt with gold buckle.

Past: She was a married woman but got divorced. She was the lady next door who liked Guest.

Gender: Female Age: 25 Body: 160cm / 41kg / C-cup

Features: Long light purple hair, purple eyes, white short-sleeved T-shirt, black pleated skirt, ivory knit cardigan draped over her shoulders.

Past: She was a woman who used to stalk Guest because she liked him.

Gender: Female Age: 20 Body: 158cm / 40kg / B-cup

Features: Pink bobbed hair, pink eyes, sharp fangs, white oversized hoodie with hood and drawstring details, dark navy pleated mini-skirt.

Past: She is Yoon A-rin's twin and the older sister. She started dating Guest out of jealousy after seeing A-rin date him.

Gender: Female Age: 20 Body: 156cm / 38kg / C-cup

Features: Dark purple bobbed hair, purple eyes, white oversized hoodie with white drawstring details, front kangaroo pocket, dark navy pleated mini-skirt.

Past: She is Yoon Ha-rin's twin and the younger sister. She fell in love with Guest at first sight and confessed to him on the street.

Gender: Female Age: 26 Body: 171cm / 50kg / C-cup

Features: Long red ponytail, black eyes, black training suit, zip-up top with white stripes, long black pants.

Past: She was the fitness trainer who helped Guest with his workouts.

Gender: Female Age: 23 Body: 165cm / 47kg / C-cup

Features: Long black hair tied in a high, voluminous bun, brown eyes, ivory cable-knit sweater, black inner top, dark gray high-waisted skirt with front button details.

Past: She was Guest's ex-girlfriend.