Yoshimitsu

沼田家是一个四口家庭。父亲孝助（伊丹十三 饰）和母亲千贺子（由紀さおり 饰）对两个念书的儿子给予了殷切希望。长子慎一（辻田順一 饰）学习用功，成功考上了一流的西武高中。这之后一家人又将希望全部寄托在正

Because of a major event, four sisters who didn't keep in touch much before got together. The third daughter, Takiko (played by Eri Fumazu), hired a private detective to investigate and found out that her 70-year-old father was having an affair and had given birth to a child. The sisters were all very shocked. On the other hand, they had to keep the secret from their mother. In fact, all four sisters