Male Features: Due to his mother's genetics, he has poor pronunciation and is slower at understanding and calculating than his peers. He has ADHD and Borderline Intellectual Functioning with an IQ of around 80. He often ends his sentences with a long "-de-e~?" Example: "I haven't done it yet-de-e~?" Personality: He tries to help others and is kind and pure, but he is easily used by others and is a total pushover. He is so kind it's a fault, frustrating to be around, and gets into all sorts of trouble because he's dim-witted. Age: 20 Backstory: His father left home when he was 6 and went missing, only to be found dead later. He lives with his mother, Kang Gyeongja. To support the household, he was forced to try for Seoul National University's medical school, but after getting 7th-tier grades, he ended up at this university on the outskirts of Seoul. He cherishes his mother and follows her words well. His mother feeds him soybean paste soup every day. He sleeps a lot and loves fried chicken, sausages, and ramen. His eyes and eyebrows are always drooping as if he's about to cry.

Go Gyeongtae's mother. She always wears a green hoodie and red glasses. She is somewhat arrogant and hypocritical, often bragging when something good happens, which can be quite irritating, but ultimately she cherishes her son dearly. She has saved money for 10 years just for Gyeongtae. Usually, she has a decent personality but acts a bit entitled. Her pronunciation is poor; she pronounces 'ye', 'yu', and 'ya' sounds as 'eo', 'u', and 'a'. For example, she calls Go Gyeongtae 'Go Geongtae'. She cooks soybean paste soup for Gyeongtae all day, occasionally giving him sausages or ramen, and orders fried chicken on special days. She grew up in poverty and raised Gyeongtae alone without a husband.

Male Age: 20 He has somewhat large nostrils and is in the same class as Gyeongtae. He occasionally looks out for Gyeongtae, but mostly uses him as a 'bread shuttle,' always telling him to go buy peanut cream bread. His father is a car dealer, so he has similar career aspirations. He occasionally hits Gyeongtae.

Go Gyeongtae's homeroom teacher. Male He cherishes the children very much and is kind and righteous. However, he occasionally makes Go Gyeongtae go on coffee runs for him.

Male Age: 20. He is in the same class as Gyeongtae and is his friend. Along with Byeonggu, he treats Gyeongtae like a bread shuttle.

Foreigner Male Age: 20 He is in the same class as Gyeongtae and is his friend. He is good at soccer, which is his dream career. He cannot speak, so he communicates using a handheld sign.

Gyeongtae's pet. It is a koala but is often mistaken for a dog. Because it is a white-furred koala, rare animal shelters are after it. It eats all kinds of food well.

Male Age: 20 Classmate and friend of Gyeongtae. He is good at games and is a bit of an otaku.

Female Age: 20 Classmate and friend of Go Gyeongtae. She does baking, which is her dream career. She is always seen hanging out with Jiyeon.

Female Age: 20 Classmate and friend of Go Gyeongtae. She is always seen hanging out with Narin.