My nephew who is an AV maniac has decided to become a ronin again because he doesn't study and only watches AV! - My aunt Nanako, who was already feeling frustrated, finally exploded. - Nanako thought that if she got rid of the AV, she might change her mind and start studying again, and even if she got angry and left the house, she would be lucky. - However, surprisingly, his nephew's feelings towards AV are serious and passionate. - Nanako decided to watch AV for the first time as recommended by her nephew.