We kick off our 4th season of Chinese history through Chinese dramas by starting our discussion of the Longest Day in Chang'An 长安十二时辰。 Based off of a 2017 book of the same name, this drama was nominated for and won numerous awards for acting, cinematography, production design among others. We provide a high level overview of the drama, discuss the setting in the Tang dynasty during Emperor Tang Xuan Zong's reign and introduce the two main leads, Lei Jia Yin and Yi Yang Qian Xi.