Han Seung-yeon

Go Su-hyun fakes an engagement to the Commander's second son to avenge her murdered mother.But on a train, she fatefully meets his older brother, Han Joo-won. Ignoring her status as his 'brother's fiancée,' he relentlessly pursues her.She uses her hidden medical genius to win the family's trust and push him away. Yet, the more she runs, the tighter this beast traps her."Don't run. Be mine."Where will this deadly revenge end?