No Gain No Love

Hae-yeong and Ji-uk's long-awaited first kiss leads to a fight. What's the meaning behind Hae-yeong's kiss and Ji-uk's kiss? Ji-uk thinks of different ways to reconcile with the angry Hae-yeong. Who will emerge victorious in their first marital fight? Meanwhile, Hae-yeong visits the orphanage with the new business idea proposed by Ji-uk and faces the risk of Woo-jae discovering her secret.