The days when her friends came to play at home were also the most tiring and miserable time in her brother's life because she was all extremely lewd. Nominally to play with friends, but in fact, it is still mainly aimed at her big potato brother who is at the age of development in all aspects. They always deliberately perform erotic acts in front of him, and even boldly take the initiative to do things that lovers often do. Just like that, there are 4 girls in all, and one by one, they are served by their innocent brother for their sexual needs, which is pitiful for his cock.