An ordinary urban girl who has lost part of her memory meets a rich, handsome and considerate president. She thinks she has been scammed, but she devotes herself to him and resolutely quits her job to live with him in another city. She lives in a big villa and lives a fairytale life in her dreams. Until one day, she wakes up and walks to the mirror, and finds that the face standing in it is another face, and all her identity documents suddenly become "her" in the mirror. In this strange city, she can no longer prove her original identity. She finds a laboratory in the villa, where experiments related to humans are being conducted... How can she find the truth? And what secrets are hidden behind the truth?