She is the distressed princess who fell from the clouds into the mire, and he is the disguised prince hiding deep in the court. Due to an accident, her soul was displaced, she lived in his body, and he took on her skin. The identities of each other are startling step by step - the conspiracy gradually surfaces, the truth is within reach, but the two hearts have already quietly fallen under each other's skin. When everything ends, can she find her true self?