If I traveled back to the Tang Dynasty, all I really wanted to be was a carefree prince.

A modern medical doctor and history enthusiast transmigrates into the body of Li Ke, the 11-year-old Prince of Shu in the fourth year of the Zhenguan era (630 AD). He is acutely aware of the historical tragedy involving himself, Li Chengqian, Empress Zhangsun, Li Lizhi, and the meritorious officials of the Tang Dynasty. In this life, he has no ambition to seize the throne; he only wants to protect those he cares about.