As Walt deals with the aftermath of the Casa Tranquila explosion, Hank works to wrap up his investigation of Gus' empire.
Songs: David Castle -- Conversations, Frank Shelley and Ian West -- Running Through Me
Walt and Jesse pursue an unlikely business partner; the DEA follows new leads.
Songs: The Coachmen -- I Can't Hide It, Mack Owen -- Somebody Just Like You, Whitey -- Stay On The Outside
Walt and Jesse put a business plan into action. Walt confesses a secret to Marie.
Songs: The Peddlers -- On a Clear Day You Can See Forever, Alarm Music Library -- The Galvez's & the Contrera's, Alarm Music Library -- You Got the Guts
Walt celebrates a birthday; Skyler contemplates her options; Walt and Jesse's plan is complicated by an associate.
Songs: Knife Party -- Bonfire, Easterling & Gildersleeve -- Good and Lonely, Pier Branch -- My Good Thing's Gone
Walt's team must get creative to obtain the materials they need to continue their operation.
Walt, Jesse and Mike distress over the future of their business; occupational hazards weigh heavily on Jesse.
While Mike deals with the repercussions of his actions, Walt takes care of the business.
Paul Abler -- Clear Waters, The Monkees
-- Goin' Down, Duke Ellington
-- Overture from "Nutcracker Suite", Southern Library -- Return to Summer
Walt ties up loose ends. Seeing the evidence of his success, he makes a startling and dangerous decision.