The Border's Secret Gate

When a concrete wall rises from the sea between the Yamato Federation and the Shilla Republic, the Kato and Park families are torn apart overnight. Desperate to survive, they excavate an underwater tunnel beneath the barrier. A young legal clerk, Hana Kato, discovers that a clause in the Border Isolation Act was deliberately designed as a power's backdoor, turning her family's survival crime into the center of a political mediation scandal. To rewrite her shattered fate, she must confront the lawmakers who weaponized loopholes.