Gee-eun is a little girl whose parents work a lot. So she spends her days with her beloved grandmother. Grandma comforts Gee-eun when she's sad to see her parents leaving and shares in all of Gee-eun's daily joys and problems. She even fills in for Gee-eun's mom at the family sports day, though things don't quite go as planned...But one thing is for sure: Grandma and Gee-eun always have an unforgettable time until the end of the day, when the whole family can come together for a meal made by Grandma. Based on the author's relationship with her own grandmother, this is a heart-warming celebration of a most unique and precious guardian: the GrandMom.