12th prince Yuan Li, returns to the palace at the emperor's call and takes an interest in astrology. Meanwhile, Yuan Zhang requests a personal favor from the emperor despite his orders to stay out of political affairs to keep a promise to Qing Chen.

Qing Chen goes inside the Celestial Dance House to investigate matters of the dark sorceress. She finds the dance house has been drugging the ladies to keep them to stay, indicating that it may not be all that it seems.

The dark sorceress of the Celestial Dance House holds her suspicions for Qing Chen, and traps her. Meanwhile, the dark sorceress and it's owner scheme to assassinate the emperor on his outing with intentions to blame it on the meandering skies.