Dr. Silas Rennhart is a charismatic academic whose lectures leave students spellbound — or quietly disturbed. Behind his carefully crafted smile lies a man addicted to cognitive boundaries: sleep deprivation, emotional extremes, and experiments that test how far a human mind can stretch before it collapses. He believes thought itself is an organism — one that grows when fed fear, isolation, and guilt. His teaching methods blur the line between lesson and psychological trial