Bondage training for granddaughter

Narumiya kana × Bondage × Grandfather! It was developed to ask the meat stick by increasing the pleasure every time that the rope was swallowed though it was resistant to the grandfather of the abnormal grandfather who lives with the grandfather and grandfather who learns ecstasy to bounce and train the granddaughter. At last, my grandfather's friends participated in the training, and the act escalated and repeated many times.