3X1

The story is set in a Hong Kong that is facing a worsening economic climate, and it revolves around a retail space that is leased to three businesses, each operating during a different time of the day.

The businesses include:

• GOGOGO YOGA: a business that offers Yoga courses and personal training. It operates from 7 to 11AM
• Party of Two (Chinese: 二人前): a restaurant that offers pay what you want pricing until Episode 28. It operates from noon to 10PM
• Vincent Cafe: a coffee shop that offers live music. It operates from midnight to 5AM.

Each episode deals exclusively with one of the three businesses, with limited crossover between the characters.

GOGOGO YOGA

• King (Portrayed by Brian Chan): Co-owner and personal trainer. He is Jenny Chan's boyfriend.
• Jenny Chan (陳珍妮, portrayed by Kate Yeung): Co-owner, and a Yoga instructor. He is King's girlfriend.

Party of Two

• Mok Chee Fan (莫志凡, portrayed by Neo Yau Hawk-Sau): The restaurant's co-owner.
• Christian Yang (楊拓也, portrayed by Christian Yang): The restaurant's interim chef. Once worked for Michelin-starred eateries. The actor who portrays this character is a real life chef.
• Chan Yook Ping (陳旭平): The restaurant's co-owner, returned from overseas on the 28th episode.

Vincent Cafe

• Wong Mei Ling (黃美玲, portrayed by Irene Wan in the present day, and by Scarlett Wong in flashbacks): The cafe's owner. She was once an agent for musicians.
• Fah (花, portrayed by Gladys Li), a worker at Vincent Cafe, and its live singer. Her mother is Wong Mei Ling.

Other cast members

• Yuki (Portrayed by Hey Rachel): Fah's good friend. She died before a song she created was to be featured in a movie. The actress who portrays this character is a real life musician.
• Wilson (Portrayed by Law Wing-cheung): A movie producer who decided to cut Yuki's song from his movie. He eventually changed his mind, on the condition that Fah sings the song as a duet.
• Bondy Chiu: A frequent customer of Vincent Cafe. Chiu portrays herself in the series.