Side story: Bloodline of the Tran Dynasty

In 1369, King Tran Du Tong died but did not leave any descendants, the supreme power at that time fell into the hands of Duong Nhat Le. Faced with the danger of the family's destruction, Princess Thien Ninh decided to put aside her own enemies and join forces with Tran Phu to march to Thang Long to overthrow Duong Nhat Le and save the Tran dynasty.