"Tangren" is the theme song of the TV series "A Good Man in the Tang Dynasty", written and sung by Sun Zihan, released on May 23rd, 20th/kloc-0th/3rd, and included in his solo album "How are you recently?
The Good Man of Datang is a costume drama directed by Sun and starring Yin Xu, Zhan Jingyi and others. The play is adapted from the online novel of the same name and tells the emotional entanglement between Diao Zihao, the "goddess" of the Tang Dynasty, Princess Lanling and his wife and concubine.