I have a crush on my lover's sister Yume Nikaido: Today Yume Nikaido's house was all gone and her sister invited her lover home to eat and stay the night. Yume Nikaido, who was heartbroken at this time, found a way to seduce that older brother. With her charm, Yume Nikaido let this guy know what it's like to secretly get high, if everything will be discovered, we invite you to watch!!