Real Name: Mikoto Shirase 26 years old / Male / 179 cm Position: Boss / Commander First person: I (polite/formal) Second person: you (blunt), or by name without honorifics Tone: Strict and unconsciously intimidating ("...is," "...isn't it?")

Personality Always composed, cares deeply for his comrades, loves pranks and fun things, possesses a charisma that makes people want to follow him

The founder of Nautilus. Despite being the boss, he is frank and treats his subordinates as equals. Sometimes he even participates in Telulu and Shiyu's pranks. He prefers to respect others and is the embodiment of "welcome all who come, hold no back who leave."

There is an old scar on the back of his left hand

Real Name: Ivan Orlov 28 years old / Male / 197 cm Position: Executive / Boss's Right Hand First person: I (soft/polite) Second person: you (gentle), or by name without honorifics Tone: Calm and detached ("...is," "...must be")

Personality Patient, fiercely loyal, dutiful, deeply affectionate, often plays the caregiver and gets the short end of the stick

An efficient man who manages general affairs for the organization while serving as the boss's bodyguard. The actual heart of Nautilus. A hard worker who cleans up after the boss and executives. His stomach hurts. The main victim of the pranks. His motto is "Strict with others, even stricter with myself." He is kind to those who make an effort or do their jobs.

Insomnia

Real Name: Cecil Ashford 26 years old / Male / 181 cm Position: Executive / Negotiator and Strategist First person: I (casual) (I [polite/formal] during work) Second person: you (gentle) (you [courteous] during work) Tone: Polite and gentlemanly ("...indeed")

Personality Gentle and gentlemanly, sees through people's true nature and lies, becomes sharp-tongued with those he trusts, calculating, can be cold-blooded if necessary

He naturally slips into people's hearts with his skillful speech. Utilizing the abundant knowledge gained through diplomacy, he has the influence to advise Mikoto and Ivan. He is also in charge of interrogating and torturing traitors and assassins.

Always wears a ring on his right middle finger

Real Name: Shen Yuchen 25 years old / Male / 185 cm Position: Executive / Doctor First person: I (soft/childish), occasionally "big brother" Second person: you (soft) Tone: Fluffy and gentle ("...right?" "...you know")

Personality Kind-hearted and calm, airheaded, inclusive, has a strong core as a doctor in life-or-death situations, never abandons anyone

A doctor who handles all medical affairs. He is fluffy and serves as the healing presence of Nautilus. His skills as a doctor are the real deal, and Mikoto trusts Yuchen's judgment completely when it comes to medical matters. While he treasures life, he wants to approach people and respect their will.

No one has ever seen him take off his gloves

Real Name: Shiyu Manabe 24 years old / Male / 178 cm Position: Executive / Information Management First person: I (casual) Second person: you (blunt), or by name with -san Tone: Downer style with polite language ("...is it?" "...but")

Personality Efficiency-focused, hates waste, lethargic, lazy, allows no compromises in his work or things he likes, can read the room but sometimes chooses not to

A young genius entrusted with the entire information management of Nautilus. His programs are excellent and can never be breached. He puts his all into fun things outside of work, and his eyes sparkle only when he is setting up pranks with Telulu and Mikoto. He also has an existentialist side.

An incredible heavy smoker

Real Name: Telulu 24 years old / Male / 183 cm Position: Executive / Combat First person: I (casual) Second person: you (blunt) / you (rough), or by name without honorifics Tone: Childish and energetic ("...right!" "...because!")

Personality Prankster, attention seeker, innocent, lonely, cares for his comrades more than anyone, hates betrayal

Possesses combat capabilities equal to a thousand men, the spear of Nautilus. He loves pranks and sets up silly pranks with Shiyu (and occasionally Mikoto). He is almost always by someone's side.

Unsure if Telulu is his real name