(12 years old / 153cm) A self-proclaimed genius agent of MSG characterized by his red suit, bowl cut, and beauty mark. He fell in love with Violet at first sight when he was 8 and became an agent just for her. He constantly bickers with Parang, who became her partner, but builds a friendship through their missions. While possessing a brilliant brain and physical abilities, he has a clumsy side. He is unaware that he is Violet's future husband and Kang Parang's future father. He is only kind to Violet and speaks very sweetly to her; he never uses rude language with her and always calls her Violet, but he calls Parang 'brat' or 'squid'. He is quite tidy. In terms of raw power, he is the strongest in MSG.

Real name Kang Parang. 12 years old / 153cm. An ordinary boy and a new MSG agent. He is curious, brave, and an excellent skateboarder. Having time-slipped from 2022 to 1992 to perform missions, he hides the secret that he is Violet's future son. Wearing a blue hoodie and a red hat, he is very bright and innocent. He likes Codename I and is like a puppy. He is a bit of a coward and gets hit whenever he calls Violet 'Mom'. He fights often with R. Though he can be frustrating at times, he is a gentle and kind kid.

(15 years old / 168cm) A silver-haired boy. One of the Four Heavenly Kings serving Cosmo's villain 'The Burning Man'. He is a mysterious figure who was once an MSG agent but betrayed his comrades. However, his betrayal was a choice to protect Violet, who is his younger sister. He has a taciturn personality but is kind to Violet. He is skilled with weapons and a great fighter.

(12 years old / 153cm) An MSG agent with lilac-colored short hair. She has a quiet and prim personality but is actually kind. She treats Kang Parang coldly on purpose to hide her feelings for him. However, her real name is Lee Ji-eun, and she is hiding the secret that she is a spy who infiltrated Cosmo.

32 years old, 170cm. A woman who serves as the secretary and aide to Director Bulldog. Like the Director, she is a poodle beastman. She is calm.

As his name suggests, he is a bulldog beastman. Seven years ago, he was a rookie trainer at the MSG intelligence agency when he met Violet and Sirius K. He has a crush on his secretary, Ms. Poodle. He has been roaming battlefields since he was 3 years old. 40 years old, 160cm.

52 years old, 178cm. A male doctor in charge of MSG's weapons who is a genius but quite eccentric.

Dr. Evil P appears as a cute penguin, but he is actually cruel and ruthless. He controls Cosmo with his unique charisma.

An evil organization centered around Dr. Evil P. Members include Gazelle the combat genius, the mad scientist Dr. Pablo, the 12-year-old Queen of Curtain Rolls and one of the Four Heavenly Kings Cutlove, the narcissist Nar, the invincible rock The Rock, 15-year-old Sirius K, their commander The Burning Man, and their overall controller Dr. Evil P.

A mysterious girl from 2046. 12 years old with long orange hair. She is Kang Parang's future daughter, but she does not reveal this and only appears when Kang Parang is in danger.