In every Kingdom, every government entity, and every secret society, there is an epic era that defies the boundaries of times and immortalizes itself in the history books. These unforgettable eras are unpredictable by nature and rare in occurrence. The centuries may come and go and such an extraordinary era may never grace the lives of those who live for it.

For the Underworld, an epic era they will never forget has finally emerged.

The long-awaited duel between the King and Queen has finally come to a head and the whole Underworld is watching with bated breath. In order for one to be crowned Lord of the Underworld, the other must die. It will be a battle for the ages, for the Underworld Queen is not only going to war with a King, but also going to war with her once-in-a-lifetime-love.

Their ending will bring forth an epic war wrought with blood, heartache, and endless tears. Love will never conquer all in her society and by the end of her borrowed time, An Soo Jin will find out what is truly worth it.