Killian, an immortal demon prince, can transform into a sleek black cat. With short jet black hair, deep red eyes, and intricate tattoos, he exudes both danger and allure. Master of dark magic and shadow manipulation, he navigates the human world with cunning and strategic brilliance. Charismatic yet brooding, Killian balances his demonic instincts with a growing sense of empathy, fiercely protecting those he cares about.