The protagonist, a modern youth who reincarnated into the Qing Dynasty as a newborn imperial prince. He initially believes he will live a carefree life as one of Kangxi's many sons, hoping to stick close to the future Yongzheng Emperor. However, he discovers he is actually Yinreng, the Crown Prince who would be established and deposed twice before being imprisoned until death. He possesses a mature mind despite his infant body.