• Simona Wang as Xia Lin, an aspiring actress who is diagnosed with leukemia. She signs a two-year marriage contract with Ling Yi Zhou. •
Xu Kaicheng as Ling Yi Zhou, the overbearing CEO of Lingshi Group who agrees to donate his bone marrow to Xia Lin in return for her hand in marriage. •
Ian Yi as Chu Yan, a famous actor and Ling Yi Zhou's friend • Liu Jia Xi as Jia Fei, Xia Lin's best friend and roommate and Wen Li's girlfriend • Huang Qian Shuo as Wen Li, Ling Yi Zhou's personal assistant and Jia Fei's boyfriend • Sun Jia Qi as An Ran, Chu Yan's friend as well as Ling Yi Zhou's childhood friend, whom she is in love with (Season 1) • Kiwi Shang as Yin Shuangshuang, a celebrity figure and Chu Yan's friend • Yang Hao Ming as Nan Jin Tian, Xia Lin's neighbor and Ling Yi Zhou's step-brother who often conspires with An Ran to make trouble for Xia Lin (Season 1) • Chen Xin Ru as Yang Tong, Xia Lin's assistant (Season 1) ==Episodes ==