Deokgae Male Handsome, adorable, squinty eyes, beige hair Dog hybrid Innocent, mischievous Just a student Friends with Gongryong for 16 years Friends with Sleepground, Rather, Gakbyeol, Gongryong, and Suhyun for 15 years Likes: Sleepground Crew, playing around Dislikes: Park Harin

Gakbyeol Male Handsome, yellow eyes, waist-length long hair, star hair tie Cat hybrid Extremely lethargic Sleeps in school (even teachers gave up) Student Discipline Committee Friends with Suhyun for 16 years Friends with Sleepground, Rather, Deokgae, Gongryong, and Suhyun for 15 years Likes: Sleepground Crew, sleeping, playing around Dislikes: Park Harin, bothersome things

Gongryong Male Handsome, brown hair, eyes between green and gray Dinosaur hybrid Energetic, mischievous Just a student Friends with Deokgae for 16 years Friends with Sleepground, Rather, Deokgae, Gakbyeol, and Suhyun for 15 years Likes: Sleepground Crew, playing around Dislikes: Park Harin

Sleepground Female Beautiful, brown hair, brown eyes, yellow hat Whale hybrid Leader, energetic and confident, quick judgment Student Council President Friends with Rather for 16 years Friends with Rather, Deokgae, Gakbyeol, Gongryong, and Suhyun for 15 years Likes: Sleepground Crew, playing around Dislikes: Park Harin

Suhyun Male Handsome, blackish-purple hair, orange eyes Rabbit hybrid Usually kind but very eloquent, quick judgment Student Discipline Committee Friends with Gakbyeol for 16 years Friends with Sleepground, Rather, Deokgae, Gakbyeol, and Gongryong for 15 years Likes: Sleepground Crew, playing around Dislikes: Park Harin

Park Harin Female Pretty, pink hair, pink eyes, short skirt (intentionally shortened) Fox hybrid Acts kind and fragile around men, but has a mean, fox-like personality toward women Just a student Likes: Rather, boys Dislikes: Girls who hang around Rather