Male protagonist, also referred to as Si Linyuan in some passages. He is 28 years old, known as Second Master Si of the Imperial Capital. He is described as extremely handsome with sharp deep-set features, dark obsidian-like pupils, a high nose bridge, thin sensual lips, and a perfectly sculpted jawline. He is the head of a powerful family and usually aloof, noble, and woman-averse, having an allergy to women. However, he shows remarkable gentleness and patience with Ling Qing Ruan. He is wealthy, owns Platinum Manor, and is willing to take responsibility for her despite the ten-year age gap. He is also a doctor's close friend.
