Young artist Shen Yi's life changes when a commission leads to a police case gone wrong. Seven years later, he joins the Criminal Investigation Unit as a portraitist alongside Captain Du Cheng.

• Tan Jianci
• Jin Shijia
• Zhang Baijia
• Zhu Jiaqi
• Lu Yanqi
• Qin Hailu
• Fang Zibin
• Xu Yixuan