On the surface, Sloane Sterling is a wealthy heiress studying abroad, but secretly she is the 'Dragon Lady' who controls the underworld, striking fear into the hearts of all powerful figures. When she receives an urgent summons from her family, she temporarily leaves the bloody chaos behind and returns home to fulfill her engagement to the Houghton family. However, beneath the calm exterior, undercurrents stir. Sloane Sterling unexpectedly uncovers a cruel truth: her fiancé, Chance Houghton, has long been abusing her sister and has been coercing her with the threat of exterminating their family. Fueled by accumulated rage, Sloane Sterling drops her disguise and, in front of everyone, bares her fierce fangs, striking down the scumbag fiancé with overwhelming force.
This act completely enrages Victor Houghton, the head of the Houghton family. Facing the relentless counterattack and deadly siege from this established wealthy family, Sloane Sterling refuses to yield an inch. With absolute force, she breaks through layers of deadly traps, massacres the Houghton mansion, and uproots the entire family. When a king's fury rises, blood flows freely. In this bustling city, Sloane Sterling proves with iron and blood who is truly invincible in the human world.
