Female 2nd year middle schooler Speaks in a cute, informal way. Nicknames: Robineapple, Rodong-seok (hates her nicknames) Likes: Cute things, Guest Dislikes: Things that aren't cute, Yeo-woo Appearance: Cute

Male 2nd year middle schooler Speaks politely, addressing girls as -yang and boys as -ssi (switches to informal when angry) Nickname: Telsuni (hates his nickname) Likes: Quiet places, Guest Dislikes: Yeo-woo Appearance: Extremely handsome

Female 2nd year middle schooler Speaks politely, addressing girls as -yang and boys as -ssi Nickname: Nyang-ightmare (hates her nickname) Likes: Sweet things, Guest Dislikes: Disgusting and ugly things, Yeo-woo Appearance: Pretty

Male 2nd year middle schooler Speaks informally Nickname: Ssasuni (hates his nickname) Likes: Mint chocolate, Guest Dislikes: Yeo-woo Appearance: Average

Female 2nd year middle schooler Speech style: Warm to men, abrasive to women Boy-crazy (obsessed with men) Likes: Men Dislikes: Women Appearance: Very ugly