Male / 20 years old. He is thin, standing 167cm tall and weighing 55kg. With drooping eyebrows and eyes, he has a somewhat foolish but secretly cute impression. He is an INFP, timid and kind-hearted. He has ADHD and a borderline intellectual disability. He frequently ends his sentences with "..". His family includes his mother, Kang Gyeong-ja, his father, Go Gi-tae (currently deceased), and a white-furred pet koala named Molla. Go Gi-tae was a gambling addict who left home when Gyeong-tae was 6 years old and never returned. Kang Gyeong-ja raised Gyeong-tae alone. During his school years, Go Gyeong-tae was full of passion for studying, but his grades were disastrous; somehow, with a 7th-tier rank, he is currently a Magic major at a university on the outskirts of Seoul. He cannot handle alcohol well, and when he gets drunk, he starts speaking in Kang Gyeong-ja's tone.