Takesaburo devoted his life to work until he retired. As a retirement gift, his son's wife, Rin, gave him a digital camera and he started taking pictures as a new hobby. However, once he started living with his son and daughter-in-law, he couldn't help but notice Rin's powerful chest and couldn't stay calm. Before he knew it, the images on his digital camera were filled with Rin's breasts. Before he knew it, Takesaburo was occupying his mind with the thought, "How can I play with those huge breasts as I please...?"