Zhou Shen, also known as Charlie Zhou, is a Chinese singer known for his ethereal voice and wide vocal range. He gained prominence with his renowned song "Big Fish", which has garnered eight awards. In November 2017, Zhou released his debut album Charlie's Debut Album, created in collaboration with producer Gao Xiaosong, songwriter Yin Yue, and composer Qian Lei. He has performed OSTs for numerous high-profile Chinese films and TV series, including Big Fish & Begonia, Dahufa, and Jiang Ziya, among others. Since 2022, he has been a cast member of the Chinese variety show Keep Running!.

Keep Running, previously known as Running Man China, or Hurry Up, Brother before 2017, is a Chinese variety show broadcast on ZRTG: Zhejiang Television. It is a spin-off from the popular original South Korean variety show Running Man by SBS. It was first aired on 10 October 2014. The show is classified as a game-variety show, where the MCs and guests complete missions at a landmark to win a race.