Mal-soon is poor 72-years-old granny and enjoys her single life. One day, Gong-ju and her baby sister appear in front of Mal-soon. Gong-ju introduces herself as Mal-soon's granddaughter. Since then, Mal-soon's peaceful life changes.
Gong-ju
Mal-soon
Woo-ram
Ms. Park
In-woo
Dong-gwang
Hye-in
Adult Gong-ju