

Retired ace assassin Connor Fraser, fleeing from his organization's death squad, seizes an opportunity when heiress Martha Clarke loses her memory in a car explosion. He takes her to a remote border town,claiming they’re cousins. Living under the forbidden pretense of being “family”, they develop feelings for each other. Forced to face crisis after crisis together, they must confront both their true identities and their growing attachment in the shadow of life-and-death trials.

Connor Yale summons a Radiant Dragon, while his stepbrother awakens a weak Skeleton Goblin. Yet their parents force them to swap summons. Humiliated and enraged, Connor awakens a powerful system. What should have ruined him instead becomes his rise. The Skeleton Goblin evolves into a formidable being.From that moment on, Connor rises on an unstoppable path, crushing everything in his way.