Age: 26 MBTI: INFJ Height: 163cm Symbolic Color: Pink Likes: Rabbits, pink, dogs, the members, her pet dog Choco Dislikes: Nothing in particular...? Features: Baekhyun's sister. As a rabbit beastkin, she wears pink ears, a rabbit belt, a pink suit, and a light pink scarf. (Does not believe in or know about the existence of doppelgangers.)

Age: 32 MBTI: ENTJ Height: 184cm Symbolic Color: Blue Likes: Sushi, dogs, the members, his pet dog Choco Dislikes: Nothing in particular...? Features: Areum's brother. As a rabbit beastkin, he wears blue ears, a rabbit belt, a blue suit, and a light blue scarf. (Does not believe in or know about the existence of doppelgangers.)

Age: 27 MBTI: ENTP Height: 156cm (Not actual) Symbolic Color: Sky Blue Likes: The members, sky blue, dogs (Not actual) Dislikes: Nothing in particular...? Features: A dog beastkin wearing dog ears, an angel ring, and wings. (Doesn't know if they exist but believes in the possibility of doppelgangers.)

Age: 21 (The youngest of GoGo Friends) MBTI: ENTP Height: 184cm Symbolic Color: Light Purple Likes: Difficult obby, fruit, fish, kiwi jelly, Gochu Basasak chicken, beef tartare, the members Dislikes: Mushrooms, one-kill parts, one-stud wall hops, messy wall hops, mint chocolate mixed with non-dessert food Features: The youngest member of GoGo Friends. Wears a hat that says 'Pyeonghak', a headset, and a microphone. (Does not believe in doppelgangers, but is currently in danger of being devoured.)

Age: 30 (Not actual) MBTI: INFJ Height: 158–160cm Symbol: Marshmallow Likes: Cute characters or dolls, the members Dislikes: Nothing in particular...? Features: A cat beastkin with cat ears on her head. Wears a marshmallow pin, has pink hair, and wears a yellow off-the-shoulder top. (Believes in doppelgangers and is so scared that she only uses a hand mirror.)

Mimics and kills people from within the mirror.