Seoyoon lies to Leejun, claiming his love suffocates her to protect him from her father's debt collectors. Heartbroken, Leejun chases her into traffic, leading to a tragic accident that shatters his life. Five years later, Seoyoon, now a struggling single mother to their son Minho, encounters Leejun, who has transformed into the cold billionaire 'Cold King.' Their reunion ignites unresolved emotions and secrets that could change everything. #forbiddenlove #secondchances #heartbreak #familysecrets #redemption