Captured by My Fiancé’s Brother

Go Su-hyun pretends to be engaged to the Commander's second son, a plan rooted in her determination to avenge her murdered mother. Her scheme takes an unexpected turn on a train, where her path crosses with a man she never anticipated. The deception she has built around her family's loss begins to tangle with feelings she did not plan for, pulling her between the revenge she came for and a forbidden attraction.