This time, the instructions he received were to kill Lin Chen. With the power of his master behind him, killing a disciple from an outer sect wouldn't be a big deal!,"Xue Hu, who was at the Fifth Stage of Tempering Realm, actually died!",I've heard of breakthroughs through sudden enlightenment, absorbing heaven and earth treasures, or even self-harm cultivation. But I've never seen anyone break through their cultivation level just by wildly scratching at the air!。