Xie Lan disguised herself as a man and entered the game, just to find out the truth about the tragic death of her biological mother and the mystery of the water transportation shortage. Xiao Yan regards her as a chess piece, helping her secretly but testing her step by step. Appreciation and suspicion are indistinguishable. The identity may be exposed at any time, the old team appears mysteriously, and the two people secretly fall in love during the secret battle in the court. Is this entanglement that started with exploitation, redemption, or another elaborate plan?