One day Xiao Jian discovers his neighbor Uncle Zhang Qian’s wife Xiao Yunyun inside a bus…. He approaches her only to discover a man mol*sting her, filled with anger he pushed the man away from her but standing behind her he noticed something strange with his Sister Yunyun…. Filled with curiosity and falling to the temptation before his eyes he started mol*sting Sister Yunyun, as he became more bold he discovered she had actually inserted a vibrator inside her in this bus! Realizing that his Sister Yunyun was actually a pervert he thought of making her satisfy his insatiable libido! Follow around Xiao Jian as he forces, teases and plays around with Yunyun indulging in various sexcapades with her!