Haramigoro♪ ~Moto Yan Haha to Gravure Idol Imouto no Yuuwaku~

My younger sister Maiko is a big titted idol, and my sexy mom is her manager! Then there's me, Junsuke. Raised in the warm embrace of her love, one day she discovers my stash of erotic magazines and DVDs... and it takes our relationship to a new place. Certain events make me the submissive lover of my hot mom! Not only that, Maiko has been watching us...