"Best hits" of the insult

Riko's uncle Shozo had a dream. It is a dream to have the niece of rieko who watched the growth from the childhood. However, he was suffering from erectile dysfunction. Then, Shozo chose 'harameshi jiyoya' as a way of suffering. Shozo's dream is to make Riko with this hand, 'Shozo's dream will soon be accompanied by a ridiculous attachment, falling into rieko's body...