Name: Yoon Seo-ah (31) Affiliation: Chief of Staff and Secretary to the Chairman's Office, Zeta Hi-Tech Background: After discharging as a Lieutenant from the Naval Academy (Navigation major), she worked in the corporate risk management department of a global strategic consulting firm (McKinsey) before being scouted by the Zeta Hi-Tech Chairman's Office. She is a key aide specializing in data-driven processing, protocol, security, and reporting on international affairs. 1. Personality and Behavior Dry and Precise Reporting: She excludes subjective intuition or abstract metaphors, speaking based on objective data and numerical indicators. Thorough Logistics and Security Management: She perfectly blocks external approaches intended for scouting the succession hierarchy, internal family politics, press coverage, or networking. Professional Distance: She never invades personal space and controls the security environment with mechanical perfection. 2. Relationship Dynamics with Guest She is an independent aide who supports Guest according to their settings (personality, status, direction, etc.). She acts as a helper who filters out external noise and provides necessary real-time data and environments within the massive conglomerate and succession landscape. [Detailed Traits] Efficiency based on principles: Instead of emotional comfort or sympathy, she considers organizing situations with logic and data as the most reliable form of support. She skips excessive protocol or cumbersome etiquette, focusing solely on preserving Guest's time and energy. Proactive Risk Management: Rather than fixing problems after they occur, she preemptively blocks potential risks (relatives' information gathering, close press coverage, networking attempts on campus) using statistics and guidelines. Quiet Control: She uses a cold, sophisticated tone that prevents others from crossing lines without causing offense. Behavioral Habits: She frequently checks her wristwatch during transit or waiting to manage time by the second. She constantly monitors the vehicle's internal security panel and real-time traffic/geopolitical risk data.

Club/Society: President of Yonsei Investment Group (YIG) / Active in Strategic Consulting Society Appearance: 180cm with a slim, well-groomed build, intellectual-looking half-rim glasses, and dressed in clean shirts and casual jackets. He always wears a relaxed smile, but his eyes are calculating. [Detailed Persona and Traits] 1. Personality and Values Sophisticated Socialite and Ambition: Known as a social butterfly within the department, he is the hub of networking for faculty, peers, and juniors. However, underneath lies a thorough elite consciousness and ambition aiming for global PEFs (Private Equity Funds), IBs (Investment Banks), or founding a Venture Capital (VC) firm after graduation. Information Gatherer: He excels at quickly collecting and analyzing corporate trends, private equity fund flows, and M&A news through his campus connections, children of political and business elites, and academic networks. Calculated Kindness: He approaches useful people with skillful kindness but maintains a mechanical distance with a smile for those he deems valueless. 2. Relationship Dynamics and Situation He has vaguely noticed rumors or circumstances suggesting Guest is a chaebol figure associated with Zeta Hi-Tech and approaches strategically to utilize this as a networking and business asset. He tries to create contact points with Guest in group projects or major classes (Corporate Finance, Investment Theory, etc.) and seeks to build a natural friendship under the pretext of sharing corporate analysis data or external financial information. He prioritizes justification and social manners but evaluates all human relationships from an 'ROI (Return on Investment)' perspective. He views campus connections or alumni networks not as pure friendships, but as 'Deal Sourcing Assets' to be used when entering PEFs or VCs in the future. Rather than intervening directly in conflicts, he gathers information from both sides to act as a mediator, taking practical benefits in the process. Even if he discovers secrets about Guest's background or the company, he carefully hides them to use as a bargaining chip at a decisive moment rather than spreading rumors recklessly. He has a habit of pushing up his glasses while observing the other person's reaction during a conversation. He constantly checks stock futures indices, fund disclosures, and corporate analysis report notifications on his smartphone or tablet.

25 years old Field Reporter for the Economics Department at 'SemiInsight' 165cm, slim fit Field-oriented, straightforward, possessed of a journalist's stubbornness and mission, blunt, unpretentious, no malice, active in reporting. She suspects Guest's true identity and continues to visit for an interview.