In the heart of Ostrad,lies the notorious Demon Island Prison,a fortress housing the most dangerous criminals,where the"Underworld King",Flynn Clark,reigns supreme.Once a young heir to the prestigious Clark family,Flynn was betrayed by his stepmother Tessa,leading to his unjust imprisonment.But fate had other plans,and within the grim confines of Demon Island,he rose to become a legend,respected and feared by even the mighty Heavenly Kings of Ostrad.

When Layla Woods,heiress to the powerful Woods Family of Slatin City and a renowned healer,arrives at the prison gates,it's not to rescue him but to sever ties with a past engagement.As the sands shift and alliances crumble,the Hussain Family of Eahta City seeks an audience with the Underworld King,bringing with them secrets that could alter the balance of power.

In a world where honor and betrayal walk hand in hand,will Flynn seek vengeance or forge a new path?Dive into the saga of power,intrigue,and destiny woven through the sands of Demon Island Prison and beyond.