Walt returns home to find that Jesse decided not to burn the place down. Unbeknownst to Heisenberg, Jesse's plan was actually thwarted by Hank's intervention. Jesse agrees to help bring down Walt, while an unassuming Mr. White tries to mend fences. Skyler urges her husband to take drastic action, but Walt won't listen. Walt then prepares to meet with Jesse, unaware that the DEA is ready and waiting to pounce.
Chemistry: the study of change. Apply heat and, boom, no going back. Meet Walter White, high school chemistry teacher. Sleepwalking through life when, boom, a terminal diagnosis changes everything. Liberates him. Empowers him to use his chemistry skills anew: to man a rolling drug lab and finance the future for his struggling family. It's an uncontrolled experiment with the American dream. And it finally wakes him up.