Yeon-woo ends up in Seoul in the present time. She nearly drowns in a swimming pool, but she gets rescued by Tae-ha, who is the grandson of Chairman Kang of SH Group in 2023. Without understanding the current situation, Yeon-woo ends up becoming Tae-ha’s bride. Chairman Kang’s surgery gets delayed, so Tae-ha has to pretend to be married until Chairman Kang leaves for the US. Tae-ha suggests Yeon-woo to draw up a contract regarding their fake marriage.