Siu Sheung (Juno Mak) is a solitary and frustrated young man. He works as a delivery boy at a small noodle shop and lives with his mother (Pat Ha) in a large, dilapidated Kowloon housing estate. As a young boy he enjoyed nothing more than watching his favourite anime, Space Emperor God Sigma, and singing along to Leslie Cheung's theme song with his father. However, after seeing his dad shot dead t...

Botak, the son of a coffee shop owner, is secretly in love with tomboy Fighting Fish, who has grown up with him since she and her mother came to live with them a decade or so ago. Angry at her mother for deserting her no-good father when she was still young, Fighting Fish sets out one day to find him, with Botak in tow.