In the eyes of outsiders, Lu Yan was cold, sinister and unkind, but he was the only one who showed his tenderness to Su Nian.
Su Nian was quiet and forbearing, wild and stubborn at heart, and only showed her softness in front of Lu Yan.
Lu Yan protected him in the most stable way, not being extreme or rough, and only relying on rules and brains to clear all obstacles.