代助(だいすけ)は三千代を(みちよお)深く(ふかく)愛して(あいして)いたが、平岡(ひらおか)のために諦めて(あきらめて)二人を(ふたりお)結婚(けっこん)させた過去

Daisuke's best friend since student days, Hiraoka, returned to Tokyo carrying debt from a banking trouble, bringing his wife, Michiyo. In truth, in the past, Daisuke had deeply loved Michiyo, but sacrificed his own love for his best friend Hiraoka, bringing about the sad history of marrying the two.