Now that Kristina (Potter) is cancer-free, the stay-at-home mom is going back to work and taking on a new challenge by running for mayor in Season 5.
"She's really going for the gusto and she's really going to live her life now because of what she went through last year," Potter tells TVGuide.com in the video below. "When I read it, I was like, 'Holy, alright, let's do it.' She's so excited to ... seize the moment."
Keep watching for more on Kristina's new outlook on life and to see who pops up mid-interview!
Parenthood returns on Thursday, Sept. 26 at 10/9c on NBC