A story of six women from three different generations. In the 1930s, Rin is worried about her arranged marriage that her parents set up. Rin has three daughters: Kaoru - who tragically loses her husband in a car accident, Midori - a career woman who becomes shaken by a marriage proposal, and youngest child Sato. In the 1960s, Sato gives birth to Kana and Kei. In the present day, Kana is worried about becoming a single mother.