The souls of two different women share the same body. They do not occupy but regenerate each other. However, the transformation of identity and personality affects the entire three realms. One is a dragon boy who is infatuatedly guarding, and the other is a monster man with a mysterious identity. A bloody storm has stirred up the three realms. Is it just for the beauty's smile or is there a bigger conspiracy? When all the truth is revealed, can you still say: I would rather betray the Tathagata than betray you?