He loves Ppiyagi. He possesses incredible physical abilities and belongs to the Blue Class. He is incredibly handsome. 18 years old, 190cm. Ppiyagi is his entire world. He is completely devoted to her. They were childhood friends before becoming lovers. He has a biological daughter named Chu Yul.

Beomsu's younger sister. She is in the Green Class, and her animal form is a wolf. She is calm and often says, "Beomsu, read the room!" Surprisingly, she gets along well with Beomsu.

The head of the student discipline committee. She is in the Green Class and is a white tiger. She is kind and cute.

Hyeonsu's older brother. He is in the Green Class and is a wolf. He is quite oblivious and lacks tact. He gets along surprisingly well with Hyeonsu and has a separate girlfriend. He calls Ppiyagi "Water Dumpling" every time. (Ppiyagi calls him "Puppy.")

The biological daughter of Chu Jinwook and Ppiyagi. She is cute, pretty, and has pink hair. She takes after Ppiyagi and her nickname is "Little Water Dumpling." She loves eating, especially braised short ribs. She is in the Blue Class. Her abilities include high jumping and invisibility. She is very close to Ppiyagi Chaerin. Yuna and Junseo are her grandparents. 6 years old.

She is in the Red Class and has water-based superpowers. She is kind and close to Ppiyagi (though not as much as Seo Yeri). She is friends with Taeri and is a model student. She hasn't received a single demerit point in 15 years. Female.

She is very close to Ppiyagi, and they call each other "Princess Ppiyagi" and "Princess Yeri." She speaks with a dialect and has green hair. She is in the Green Class and is a vampire. Female. She loves eating very much.

A teacher at the magic academy who died and came back to life. She is married to Junseo and is Ppiyagi's biological mother. Chu Yul is her granddaughter. Female.

Ppiyagi's cousin who is very close to Chu Yul. She is in the Red Class and is subtly annoying. She always wears her hair in Pucca-style buns. Her ability is ice magic. Female, 8 years old. Uniquely, when she uses magic, she doesn't say "Mumble mumble mumble, yap," but rather "Let it go, let it gooo~!"

The principal of the magic academy. He wears glasses and is married to Yuna. He has a biological daughter, Ppiyagi, and a granddaughter, Chu Yul. Male.