Walter finally tells his family that he has been stricken with cancer. Meanwhile, the DEA believes Albuquerque has a new, big time player to worry about. Meanwhile, a worthy recipient is the target of a depressed Walter's anger, and Jesse makes a surprise visit to his parents home.

The side effects of chemo begin to plague Walt. Meanwhile, the DEA rounds up suspected dealers.

Hank suffers from the aftermath of his encounter with Tuco. Meanwhile, Jesse hires a crew to get their product out on the streets.

Walt's secret is in jeopardy when Skyler thanks Gretchen for paying for his treatment.

Jesse and Walt discuss expanding into new territories; Hank struggles to fit in; Skyler pursues a new job opportunity; Jesse gets to know his landlord.

As the end of her pregnancy finds Skyler conflicted about her feelings, a dealer's death forces Walt to look for somewhere to unload a load of meth.

Gus increases his efforts to lure Walt back into business, forcing a rift between Walt and Jesse. Skyler doubts her new relationship. Marie confides in Skyler about her concern for Hank's well-being.

Walt settles into his new surroundings; Walt, Jr. wants answers about his parents' relationship; Hank's investigation causes problems for Walt and Jesse.

The family waits for news about Hank. While Jesse covers at the lab, Walt attempts to placate Gus. After witnessing a disturbing outburst, Walt worries he and his family are in danger.

As Hank's hospital bills stack up, Skyler hatches a plan. Walt and Gus come to a better understanding. Jesse, looking for more independence, pursues a new opportunity.

Skyler gets involved with Walt's business. Hank struggles with his recovery. Jesse makes a startling discovery after meeting a girl at group therapy.

Walt attempts to form a new alliance as he plans his next move. Skyler pushes Walt towards a business opportunity, in hopes of protecting the family.

Walt and Jesse formulate a new business plan. Walt shares a secret with Marie.

As Walt and Jesse adjust to life out of the business, Hank grapples with a troubling lead.

All bad things must come to an end.