S1·E40 Episode 40

Yan Se finally realizes that Sang Sang is a student of Guang Ming. He spends the day with Guang Ming for old times' sake, but they are unable to sway the beliefs each other possesses. They prepare for battle the next day, and Sang Sang is saddened that two good people are determined to fight each other. Pi Pi and Jun Mo attend the battle to help protect Sang Sang.