On a snowy night, Shen Qingci, the daughter of the guilty minister, stopped the car of Xiao Yu, the powerful eunuch, and stepped into the turbulent Admiral's Mansion with her incense and calligraphy and painting skills. One is to survive, the other is to take advantage, and there is an undercurrent of suspicion and temptation under the roof. When the palace assassination opens the curtain of trust, two cold hearts warm each other amidst intrigue and darkness. He is an incomplete eunuch, and she is an orphan with a secret. In this cannibalistic imperial city, can they be each other's only salvation? This is a story about restraint and protection, igniting each other in the ice and snow.