Tomoe was fond of his grandson Kosuke. - His grandsons stupidity was still stunning when Kosuke grew up. - On this day when Kosukes parents left the house, Tomoe took good care of him and invited him to take a bath. - She used to be with her for a long time. - It was natural for Tomoe. - However, this careless action provokes Kosuke, and he causes an unexpected action. - What was sought was a forbidden relationship. - It was Tomoes affection to accept and forgive everything her grandchildren did.