《BreakingBad》Ep30:Season 3 Episode 10
Walter is deeply troubled by insomnia, and he fears he or she made the wrong choice. Walter seemed more paranoid about his job and found that the actual output of methamphetamine was incorrect, accounting for the missing 0.2 pounds. To kill a flies that appeared in the laboratory, he will be the laboratory ventilation adjustment, into a positive pressure, just to kill the flies. His paranoid silenced Jesse, and had to help Walter, who eventually killed the flies. Exhausted Walter sleeps in the lab and Jesse covers the quilt for him. Walter called Jesse out of the lab, telling himself he already knew Jesse stole the ice, and told him he'd have to close it up, but Jesse did not mind.