Su-ho and Hyeon-seo, who once dated for six years, meet again as a youthful rich CEO and a piano instructor. K works with Su-ho on a collaborative project and invites Hyeon-seo to join them. Su-ho and Hyeon-seo embark on a bumpy romantic journey full of twists and turns. Will history repeat itself?

• Geum Sae-rok
• Steve Sanghyun Noh
• Demian
• Kwon Seung-woo
• Jeon Hye-jin