It's Not Love

Soo-Yeon wants to marry her boyfriend of 6 years, Jung-Hyun, but everyone around her opposes her marriage to Jung-Hyun, who is selfish and only thinks about himself. *"Why do you want to marry me?"* Soo-Yeon asks Jung-Hyun, hoping to confirm his feelings, and he gives an unexpected answer. *"My father is retiring soon, so I need to give back the wedding money he gave me before."* What!? That's why you want to marry me!? Her mind is confused for a moment, but she gets entangled with her successor, Do-Kyung... (Source: Naver, translated)