After enlisting Alan and Denny to help her friend, who's suing her town for its decision to build a nuclear power plant, Shirley discovers that the opposing counsel is her college sweetheart, a fact that is not lost on Carl Sack. Meanwhile, Leigh warns Katie to steer clear of her boyfriend, Jerry.
Alex tells Paul about an encounter he had with a patient. Meanwhile Paul compares his father to Alex.
William and Monica battle over learning the sex of the baby. Lynn deals with the fact she might not be marketable to Blacks.
Maya helps Joan try to reach Aaron's kids, as she tries to read them a letter Aaron wrote to his students. William tries to teach Jabari how to drive
Brent gets tired of hearing Oscar using the same name for everyone, and decides to use what he thinks is a fool-proof way to put a stop to it. Lacey finds out some not-so-nice things about her future when she visits a psychic. Davis finds that it is possible to scare yourself silly, while Wanda and Emma have some difficulties organizing a party.
Spinner manages to impress his Lakehurst crush, Jane, but when he gets into a fight, he receives a scary diagnosis. Darcy starts to act out in class, just after she gets out of counseling.
Insecurity over a waitress flirting with Daniel sends Christine to a plastic surgeon's office.
Derek breaks up with Kendra to get out of buying her a Valentine's Day gift, so she asks Max to the school dance.
Amanda gets a job at The Rack, but her first day does not go well. Meanwhile, Jessi's presence in Kyle's life continues to irk Amanda, and Josh is placed in a difficult situation when $120 goes missing from The Rack's cash register.
Sarah reevaluates the capabilities of her friend Andy's computer after he enters it in a chess competition. During the competition Sarah meets a stranger with a history similar to hers. Meanwhile, Agent Ellison finds remnants from a past terminator battle.
Owen, Nick, Ronnie, Aubrey, Gabriel and the Commander take a road trip to find the girl who saved Owen's life, and The Commander uses the opportunity to remind his sons of their childhood, and to finally be able to tell them about his condition. Nick encourages Gabriel to tell the truth about his upcoming departure to his daughter.
Maxxie is looking after Tony, but he has his own problems. He desperately wants to leave college and follow his dream to become a dancer, but his dad is giving him hell about it.
There is something alluring and menacing in the air throughout the UK when it comes to the people, the scenery, and especially the cuisine, and Tony is off to try and discover what that mystique is.
Michael, Whistler, and Mahone make their break from Sona. But Mahone seems like the odd man out along the way.
Wildfire, who has been cared for by Kris and Dr. Noah, makes a speedy recovery. Meanwhile Matt desires for Raintree to re-enter the world of horse racing.
Dorcas looks after the inspector after he gets injured and he soon realises his evaluation of her may have been wrong. Elsewhere, Emma is annoyed with Robert's kindhearted gesture.
Tim's visit to Heartland causes sibling rivalry between Lou and Amy. Jack takes Lisa Stillman fishing on their second date.
Jonesy accidentally breaks up George and Gracie Bickerson's marriage and Nikki won't speak to Jonesy until he gets them back together. Caitlin sends letters to Kevin, the other Lemon employee who works in the mornings. By the end of the episode, Caitlin meets Kevin and learns he is gay.