With his noble squire by his side, a retired country gentleman sets out on an adventure to right the wrongs of the world.

Luna is a story that is set in 1930s Shanghai. The main character, Luna, is a high-end prostitute. When an unexpected guest visits her, she offers to play a dangerous game with him, and their bargaining chip is his pinky finger. As the game goes on, the sexual and political tension develops, which leads to unexpected consequences.

With his noble squire by his side, a retired country gentleman sets out on an adventure to right the wrongs of the world.