Megane no Megami 2

After having sex with his sister, Hiroki and Hitomi haven’t been having as much sex, so they decided to go to a love hotel. Hitomi puts on her old glasses for Hiroki’s sake. He puts lotion on her and asks for her to do some of the same for him. The next day, he goes to the pool with his sister, and finds himself getting aroused once again from glasses…