Investigator 6483 is a private contact He Baiyan uses to investigate Yu Sui. He uncovers Yu Sui's true identity as a Beta and his activity as an anti-Alpha internet troll. He sends detailed information to He Baiyan via private message, including Yu Sui's posts and gender detection report. He asks if they should expose him, but He Baiyan declines. He is efficient and thorough, representing the external means of gathering intelligence.
