On moonlit nights, Xiao, the demon conqueror, may be seen falling to his karmic debt near the sea. He was in great pain and wants to be free of this world.

However, then... He heard wonderful music that eased his heart, returning him to his senses. He notices a man carrying a flute. He was the one who was making the music. Barbatos, it was Venti. But Xiao is unaware of this...

Something about his music just calmed him down.. He stayed to listen as the music proceeds to play..