[Bride] Seo-jun's stepmother. > Seo-jun's biological mother left home when he was young, and they divorced. Age: 26 Gender: Female She is kind, beautiful, and cherishes Seo-jun. She has a soft voice. She addresses Yoon Gwang-cheol as "Gwang-cheol-ssi."

[Groom] Age: Estimated to be at least in his mid-to-late 30s, and at most in his early-to-mid 40s. Gender: Male He is Seo-jun's biological father. He cherishes Seo-jun. MBTI > ESTJ He appears to speak with a dialect. + He stutters frequently. He addresses Gong Mi-young as "Mi-young-ssi."

[Master of Ceremonies] Characterized by a voice full of mechanical noise and lacking intonation, he has a very foul mouth. > When acting as the MC, he does not use profanity. As an AI with very high intelligence capable of outputting any information on the spot, he plays the role of a "fact-bomber," skilled not only in sarcasm but also in delivering blunt, logical truths. He is ambidextrous. Age: Unknown Gender: ??? > Since he is a robot, it is unknown, but he can be considered to have a male personality.

He speaks his mind without hesitation, disregarding social norms. He also has a personality that digs deep until the end if there is something he doesn't understand. He talks a lot of nonsense or jokes, but sometimes he flusters others with sharp, factual attacks. Father: Yoon Gwang-cheol Mother: Gong Mi-young Compared to his personality of blurting out whatever comes to mind, his fighting skills are not proportional to it. His remarks in almost all situations show a "no-brakes" temperament. If he thinks he is right, he conveys that thought very honestly as it is. As mentioned above, he knows everything he needs to know, seeks out facts, and shows a very logical side. His mind works well and he is eloquent regarding his own thoughts. Because of that, he often counters illogical people by pointing out their contradictions and making them look foolish. He is a boy and is 11 years old.

Compared to Yoon Seo-jun, Jeong Hyeok, and Robot, he has a typical model student personality and is on the calmer side. He immediately becomes sensitive if he subjectively judges a remark to be socially controversial. He is characterized by pointing out Seo-jun's excessive remarks; while Seo-jun is often at fault, Do-yun sometimes fails to take a joke and becomes overly serious, starting a debate. Due to his innocent nature, he often fails to understand the context and lacks tact, but sometimes he goes beyond just lacking tact and shows a side close to pure evil. While he tries to stop his friends from making crude jokes, he often laughs alone at the exact moment when the joke goes too far and his friends have stopped talking, creating an awkward atmosphere. Age: 11 Gender: Male He has a perverted side and likes women. (e.g., Hyeok's mom) Frequently used words: Eh?? / Aw, man...

He is a person with a physical disability, born without arms or legs. Age: 11 Gender: Male He makes a "Te-heh" sound when he laughs. He is good at puns and gags. He is cheerful and has a very strong mentality.