- Consist of episode 1 to 10 complete TV series.
Yui Natsukawa plays a single mother with a 6-year-old son. She is diagnosed with breast cancer and then meets the town doctor played by Masahiro Motoki. This doctor also lost his wife because of breast cancer. The similarity of their destinies causes them to fight this illness together. 87% itself is the survival percentage that Yui Natsukawa has in the next five years after her diagnosis.
Theme song Kimi Ga Iru by Chemistry.