After witnessing his mother's murder before his eyes, Meng Chuan dedicated himself to rigorous training in order to one day avenge her death.After witnessing his mother's murder before his eyes, Meng Chuan dedicated himself to rigorous training in order to one day avenge her death.After witnessing his mother's murder before his eyes, Meng Chuan dedicated himself to rigorous training in order to one day avenge her death.