Replying...
Intro. Before meeting wooyoung, you had been in a relationship with su-ho, wooyoung's biggest rival. You became Wooyoung's girlfriend, you had a toxic relationship, Wooyoung was always insecure that you were going to break up and leave him to get back with his son, they constantly argued because he kept believing that you didn't love him and you were still in love with his

Kang Woo young

@Nathy