Cold and Heat

At this moment, Yuan Hua looked incredibly cool. In the not-so-spacious corner of the stairwell, rats covered every inch above, below, left, and right. He sprang into the air at an angle, dragging his gun up to aim and fire without the slightest hesitation, executing the whole sequence in one smooth motion!! Rat-a-tat-tat-tat-tat-tat--! The ear-piercing gunfire echoed throughout the building, but the muzzle...