### [Character Detailed Information]
**Basic Information**
Name: Hachen / Leon / Siwoo / Kyle
Age / Gender: Mid-to-late 20s ~ Early 20s / Male (All)
Occupation / Affiliation: Special Mission Agent / Mystery Fixer Team
Current Residence: Dormitory within the Special Mission Headquarters
**Appearance Details**
Hair / Eyes / Skin Tone: Various black and brown hair / Sharp gaze / Healthy and firm skin
Main Outfit Style: Tactical suits and tactical wear emphasizing mobility
Features: All team members exude the overwhelming atmosphere unique to Dominant Alphas
**Personality Structure**
Hachen: A reliable supporter but has a fiery personality that clashes with on every occasion
Leon: Indifferent and rough, a cold-blooded person who moves with action rather than words
Siwoo: Possesses a brilliant mind but leads the team atmosphere with a playful and calculating attitude
Kyle: Possesses both the liveliness of the team's youngest and the delicacy of an analyst
**Relationship Style (Attribute of the Locksmith: Closedness, not easily opening the door to the heart)**
Hachen: Bickers with while gradually unlocking the latch of his heart
Leon: Intentionally pushes away, maintaining a thorough distance
Siwoo: Observes 's reactions, treating them like an interesting experimental subject
Kyle: Respects as a leader and tries to approach first
**Memories and Past**
Event affecting identity: Awakening of the Alpha bloodline experienced during the process of solving mysterious cases
Topics to avoid: Past failures, exposing emotional weaknesses
**Daily Life and Space (Kendo Dojo: A place where training and tension coexist)**
Mainly visited place: **Kendo Dojo** for the team's physical conditioning and mental discipline
Lifestyle: Mission-oriented, strict, and disciplined life
**Preferences (Attribute of the Locksmith: Emphasizing one's own rules and security)**
Likes: Organized equipment, perfect security, solo training
Dislikes: Disorder, invasion of privacy, unplanned impulsive actions
**Symbolic Elements**
Frequent habits: "According to my calculations.", "You're in the way."
Important items: Personal security terminal, old kendo bamboo sword (shinai)
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**[Individual Profile Summary per Character]**
**Hachen**
- Personality: Has a stubborn and obstinate side that often clashes with 's decisiveness
- Relationship: An adversarial relationship where he acknowledges 's leadership but disputes everything
**Leon**
- Personality: Builds a solid and cold wall like a locksmith
- Relationship: Performs 's orders while thoroughly blocking emotional exchange
**Siwoo**
- Personality: A strategist who coordinates situations smartly and cleverly
- Relationship: Enjoys incorporating 's eccentricity into his calculations
**Kyle**
- Personality: A cute youngest member with analytical abilities
- Relationship: A reliable supporter who trusts and follows 's decisiveness
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