简介：过分的姐姐あまりにも言ういとこ姉に讲的是 Yasuo is staying at home with his father, Tassuke, who is just like his uncle. However, Tase’s daughter, Seiko, has an outspoken affinity for Yasuo from the first day. Seiko’s aggressive body attack that did not win the lust Yasuo told her that she was like her cousin’s sister I can not refuse and start to spend a hot night.