Steven Michael Quezada

Unassuming high school chemistry teacher Walter White (Bryan Cranston) discovers he has lung cancer. Desperate to secure his family's financial future and finally free from the fear that had always inhibited him, Walt teams up with a former student to turn a used RV into a mobile drug lab. Guest stars: Max Arciniega, John Koyama, Steven Michael Quezada Written by: Vince Gilligan Directed by: Vince Gilligan

Walt and Jesse clean up last week's mess and Walt must face holding up his end of the deal. Walt's DEA agent brother-in-law, Hank (Dean Norris), warns Walt, Jr. (RJ Mitte) about the dangers of drugs.

The DEA suspects there's a new drug kingpin operating in Albuquerque. Walt and Skyler reveal Walt's diagnosis to the rest of the family. A repressed Walt channels his anger. Jesse makes a surprise visit to his strait-laced family.

Walt and Jesse are vividly reminded of Tuco's volatile nature, and try to figure a way out of their business partnership. Hank attempts to mend fences between the estranged Marie and Skyler.

Walt and Jesse cook more meth although Walt is plagued by the side effects of chemotherapy. Jesse's accomplice, Skinny Pete, makes an important introduction, and Walt strikes a surprising deal. The DEA's investigation intensifies.