The Slaton sisters, averaging over 1,000 pounds, have always depended on each other for support. Now in their 30s, Amy wants to have children but cannot due to her weight, while her older sister Tammy is almost bedridden.
The brand president of Anytime Fitness goes undercover to make sure her gyms are operating in tip-top shape.
Phil pays a visit to his dad to make sure he is ok after hearing some concerning news about him. Meanwhile, Jay gives Claire and Mitch a bunch of their old childhood memorabilia that triggers them to reevaluate a long-held story about their first family vacation.
After a major accident at O'Hare, the E.D. is concerned one of their own is in mortal danger. Will's proposal for a safe injection site goes to the board for consideration. Natalie and Goodwin become concerned for Gwen.
Ruzek and Burgess’s secret begins to have severe implications for their police work. A series of deadly acts of vandalism causes tensions to run high in the insular neighborhood of Canaryville. Atwater tries to reach out to his brother, but only pushes him further away.
Street is caught between his duty to SWAT and his commitment to his foster brother, Nate when Nate is ensnared in a criminal enterprise that could ruin them both. Also, the SWAT team goes after a ruthless crew that uses deadly force while stealing from card casinos, and Buck approaches Deacon to partner on a private security opportunity.
A pest control problem forces the 51 team to temporarily bunk with Firehouse 20. All under the same roof, Casey clashes with Capt. Delaney while Foster, Kidd and Brett fear Capt. Leone has it out for them. Boden mulls a procedural overhaul.
Frankie is stunned by Grace's news, but she buries her feelings -- until everyone gathers together to send off Bud and Allison.
Grace's insecurities flare at a lavish fundraiser, where Frankie gets swept up in a silent auction. Sol hosts a game night to distract a worried Robert.
Grace worries that Nick isn't satisfied with their sex life. Sol decides to keep his diagnosis a secret, and Coyote comes clean about Jessica.
While Frankie tries to adjust to living alone, Grace arranges a family dinner that takes an awkward turn. Robert and Sol plan a honeymoon trip.
Robert and Sol grapple with a health scare, while Grace's bad knee sparks a new business idea. Coyote connects with Bud's ex-girlfriend.
Robert's fussing irritates Sol. Barry presses Brianna and Mallory to make up. Frankie's date with Jack inspires a marketing strategy for the Rise Up.
Frankie's enjoying having two men in her life, but Grace warns her it won't end well. Allison and Sol encourage Bud to get a DNA test.
Grace and Frankie introduce Jack to Nick, hoping they can all go on vacation together. Meanwhile, Barry finally gets his short-rib double date.
Grace's loyalties are tested as she and Frankie face the Sharks. Robert scrambles to recoup the money he donated. Bud meets his long-lost cousin.
Grace wants to leverage Jack's celebrity connections... and Sol and Robert realize they've met him before. Bud tries to prove he's over Jessica.
Grace's plan for a relaxing spa day backfires. Frankie tries to find Joan-Margaret a husband. Robert hosts a fundraiser to save the community theater.