In this season's finale, the DEA brings Nancy in for questioning. Then she must explain things to Esteban. Celia travels deep into Mexico to make amends with estranged daughter Quinn. Meanwhile, Silas meets Lisa's ex-husband and Doug finds a reason to liv

A fed up Nancy squeals to the DEA to bust the tunnel while she plays it cool with Esteban. Embracing rehab, Celia sets out to make amends with her family. Andy succumbs to Maria's advances, and later comes clean to Doug. Shane impresses his girlfriends wi

Nancy finds out more about the tunnel; Doug pursues Maria; Celia experiences rehab;

Nancy discovers the tunnel is being used for more than drugs. Esteban allays her fears and her nagging headache with a powerful remedy. Celia's family stages an intervention, forcing her into rehab. Andy locates Maria and brings her across the border to a

Nancy and Esteban struggle to fit each other into their busy schedules. Having discovered Shane's new fantasies and Silas's new girlfriend, Nancy is forced to have a talk with both of her sons. Meanwhile, Celia grows more desperate to feed her binge. And

Esteban and Nancy's spontaneous date ends in near violence. Andy and Doug successfully smuggle their first customer across the border. Silas reveals to Lisa that he grows pot, and she offers to let him do business in the back of her store. Celia develops

When Nancy is denied a share of the incoming pot by Guillermo, she decides to go over his head to Esteban. Celia discovers the cheap medication at Mexican pharmacies. Silas and Lisa get intimate, while Shane discovers some shocking photos. Andy and Doug b

Nancy follows the tunnel in the back of the maternity shop and sees something she shouldn't at the other end. Dean takes a new job, leaving Isabelle to live with Celia. Meanwhile, Silas flirts with Lisa, and Doug falls in love with a vision of beauty who

Guillermo gives Nancy a new job and she soon finds working retail isn't as mundane as it appears on the surface. Celia's deal with Captain Till brings her dangerously close to the action. Meanwhile, having been left in the desert by Nancy, Andy finds hims

After Bubbie's death, the entire Botwin family sits shiva (the Jewish period of mourning) for seven days. After shiva, Nancy is sent on a mission and takes Andy along with her. Meanwhile, Celia continues her flirtation with Captain Till, and Doug finds re

Andy tries to talk to Frank about Bubbie. Celia tries to get out of prison. Nancy crosses the border.

After getting settled, Nancy attempts to start up a new business. Celia and Andy face confrontation.

Nancy has relocated to the border in search of a new life but she soon finds her past to be inescapable. Both problems and people follow her on her journey, but some have finally been left behind.