Love's Trenches：I Loved Her Until The Very End, Even Though She Cheated

Baek Seol-hee, the hidden heiress of a powerful conglomerate, conceals her identity while working as an intern at her father's company. Three years later, her former lover Yuk Hyo-jun returns as the CEO of a partner company that has risen to success. Jin Gyu-ri — Hyo-jun's fiancée in name only, and Seol-hee's once-close friend — burns with jealousy over the two's rekindled connection.