Trapped in the superlab, Walt and Jesse face the consequences of their choices as Gus's silence tightens, and Skyler's suspicion deepens.

Walt searches for leverage against his elusive boss, Jesse numbs himself with nonstop company, and Skyler pursues a bold plan to buy the car wash.

While Hank obsessively catalogs minerals, Marie slips into old habits at open houses, Skyler and Walt plot to acquire a car wash, and Jesse immerses himself in nonstop parties.

Walt and Skyler polish a gambling cover story for dinner with Hank and Marie as new evidence sharpens the Heisenberg investigation, while Jesse grows increasingly detached.

Jesse rides shotgun with Mike on mysterious pickups that test his nerve and loyalty, while Walt scrambles for answers and Skyler pushes ahead with the car wash plan.

Under mounting pressure, Walt asserts control as Skyler rethinks the family's safety, while Jesse's new responsibilities with Gus and Mike pull him deeper into the operation.

Hank pursues a new lead, pulling Walt uncomfortably close to the case, while Jesse wrestles with guilt and a dangerous request; pressure mounts in the operation and at home.

As Hank closes in on Gus Fring, glimpses of his past surface, and pressure mounts on Walt and Jesse.

Walt and Jesse's uneasy partnership frays as Gus advances his plans, while Hank's investigation tightens -- testing loyalties and forcing risky moves.

Gus takes Jesse and Mike to Mexico to prove Jesse's skills to the cartel; back in Albuquerque, Walt faces family fallout.

As Hank's investigation tightens around Gus, Walt scrambles to protect his family, forcing Skyler into hard choices while Jesse's loyalty is tested.

Under mounting pressure from Gus, Walt gambles on a bold move as a child's sudden illness shakes Jesse's loyalties, pushing both toward a perilous plan.

Backed into a corner by Gus as Hank's investigation tightens, Walt and Jesse stake everything on a dangerous plan that could change who holds the power.