Zenigata Mai is a high school girl who sidelines as a detective. Her father is a high ranking police officer, so her partner Godai Jun is forced to allow her to participate in investigations, often through cellphone conversations.
After years of trying, Kyoko and her husband Takehiro are finally pregnant. But their joy at the prospect of becoming parents ends suddenly when they learn Kyoko has stage four cancer. They now must face agonizing decisions that force them to choose between the life of Kyoko or the health of their baby. Adapted from a true story.