In Binhai City in 2023, billiards has set off a retro craze among young people, and the "Star Track Billiards Hall" located in the old city has become a social landmark for urban youth. The "Assistant Coach Challenge" is held here every week, and the winning assistant can obtain internship qualifications for professional competitions. The male protagonist is a "programmer" who has just resigned from an IT company. He grew up in a billiards hall with his father and has a special affinity for billiards. The female protagonist Lin Ting is a proud woman who has won the "Star Track" monthly assistant championship for three consecutive months. She cherishes the dream of becoming a professional billiards referee, but is forced to conceal her true occupation due to family pressure.
