In the urban jungle, "beasts" overcome their loneliness to find warmth. In learning to heal themselves, they also heal each other. It's a story that follows four individuals. The story of a mysterious and cold key-smith He Chu Feng, and a delicate and well-versed antiques appraiser Luo Bin. Sui Yi is a lawyer with a strong sense of justice while Fang Qi is a headstrong auctioneer. They set off on a thrilling adventure in the urban city.