在这部亲爱的家剧情/家庭片中,本片改编自真实故事，讲述了家庭之间的爱与羁绊所交织的奇迹，描写了主角一心只想拯救女儿的生命，在没有知识和经验的状态下挑战开发医疗器具这一不可能的挑战，后来拯救了16万人的生命的故事。
Nobumasa Tsuboi (Yo Oizumi) runs a small factory in a small town. He has a daughter Yoshimi Tsuboi (Riko Fukumoto) who suffers from a congenital heart disease. A doctor tells Nobumasa Tsuboi that his daughter will only live for about 10 more years. Nobumasa Tsuboi is devastated that his daughter won't live past the ago of 20. Nobumasa Tsuboi and his wife Yoko Tsuboi (Miho Kanno) cannot accept the diagnosis. Even though he has no medical knowledge or experience, Nobumasa Tsuboi begins to study about artificial hearts.
