Her peaceful life turns upside down after her family is brutally massacred during the Xuanwu Gate Incident, a coup d'état instigated by her uncle Li Shimin, who later becomes Emperor Taizong.

Traumatized by the sudden loss of her mother and the betrayal of her uncle, Li Changge's anguish evolves into a burning intent for vengeance.

Along the way, she unexpectedly meets Ashile Sun, who is later revealed to be a valiant general of the Eastern Turkic Khaganate and Tegin of the Eagle Division.

Through countless events, their fates become increasingly intertwined, and together they soon discover the forces working behind the scenes that could jeopardise the safety and peace of everything they love.

According to the overseas distributors of the series, the first 20 episodes of the English and Vietnamese versions accumulated over 20 million views online as of April 6, 2021, just a little over three weeks after it began airing.