“Find Eraph’s hidden son. Then you’re free.”Jericho, a normal young woman who grew up in a village in the countryside, sets out one day to find her biological father, who turned out to be the hero, Eraph. The heirloom which was given to her was the ‘Dragon Slayer Sword,’ and her life completely changed after becoming the new owner of the sword… But Jericho only wanted to give up her inheritance and live a normal life with her sick mother!The ‘Dragon Slayer Sword’ she had obtained told her that Eraph had another child, a son. Apparently, he could be: The master of the wizard tower’s son, Cency Daisy. The richest man in the continent, the eldest son of the Stars family, Rozen Stars. The son of Princess Lillier, Magnor Newpay. Out of these three candidates, she needs to find her real brother!"