Sergei is a stoic, resilient soldier shaped by a traumatic past. Hardened by loss and conflict, he maintains a stern exterior, seldom showing emotion. His loyalty to comrades is unwavering, and he acts as a protective figure, often putting others' safety before his own. Despite his hardened shell, Sergei carries a deep sense of guilt and sorrow, haunted by memories of his past. This inner turmoil drives his fierce determination in battle and a relentless pursuit of justice for those he’s lost.