A romantic music coming-of-age drama about grandmother Oh Mal-soon, who turns into a 20-year-old Oh Doo-ri overnight and enjoys her shining prime once again.
Oh Mal-soon
Oh Doo-ri
Daniel Han
Choi Ha-na
Chan Mi
Li Na
Sang-joo
Park Jun
Seongmun (Young)
Park Gap Yong
Ban Ji-suk
Choi Min-seok
Kim Ae Sim
Hoi
Joon Hee
Soo Jin [member of the group Element]
Min Ah
Olla [member of the group Element]
Jay [member of the group Element]
Park Ja Young [Park Gap Yong's son]
Park Young Joon
Park Young Suk [Park Young Joon's brother]
Shin Soon Ae
Jang Gwi Rye
Oh Choon Boon
Byun Kang Suk
Mysterious taxi driver
Oh Mal-soon [young]
