Komaki Nagai (Manami Konishi) is a 30'ish woman that has had it with her aspiring writer, but holds no job, husband. She then divorces him and moves back to her hometown area of Kyojima, Tokyo, along with their young daughter Non-chan. While in Tokyo, she finds it difficult to make ends meet, then decides to try opening her own bento (lunch box) shop.
Based on Kiwa Irie's 1995 manga "Nonchan noriben".