The top female killer living in the dark pavilion entered the East Palace of the Hou Mansion as a lost daughter. In the game of true and false identities, the siege of complex villains, and the mystery of the unjust case of the family and the country, she had a two-way secret love with the forbearing prince, married first and then fell in love. She tore apart the layers of conspiracies of the imperial family and used a cold blade to protect love and hate, settle grievances, and settle the country.
Purpose: The heroine transforms from a killing machine who only seeks revenge to achieve self-awakening in love, hate, family, and family. She lets go of pure hatred and realizes the transformation from "killer" to "guardian". It explains that true growth is to accept the past and keep one's heart.