Sabrina and Miles decide to team up for the production of a student horror film that includes a bloodsucking vampire, gloomy cheerleaders and a helpless maiden. But their quest for the perfect cast leads them to one performer who seems to play his role a little too well. Meanwhile, Hilda and Zelda are summoned to the Other Realm for Scare Duty - the witch equivalent of jury duty - to teach the younger generation how to be more frightening. Unfortunately, the kids aren't reacting to their old-school methods, so they have to formulate a plan to update their spookiness.
Sabrina is ecstatic when Josh returns from his summer in Europe but her joy is soon crushed when he accepts a job offer in Prague. Sabrina takes charge and calls on Destiny to give her a glimpse of what her future would be like if she moved overseas to be with Josh but after a long night of romance with Destiny He finally tells Sabrina that his powers don't work anymore because it's what you make of it but Sabrina later learns Josh found a better job at home and that's to be with her. Meanwhile, Zelda decides to host a party for the Dean of Adams College to raise money for the science department and gets a little help from Hilda who starts to date him and insists her sister to be more humorous at the presentation she'll hold.
Sabrina new relationship with Josh is tested when his new landed job as a photojournalist on the Boston Citizen turns out too good to be true after the editor consumes his social time due to his lack of having a life.In the meantime the paranormal activist who is on a documentary kick tries finding out the secret of what women want and starts a nasty habit of stalking his fellow housemates and female friends. Much to all her new social atmosphere her life is jeopardized when her resident advisor falls for the man who broke her heart and to keep you guys a little more up to date , he still remembers her hidden secret that she's a witch!
Sabrina takes a holiday idea from Salem and brings her friends on the spooky Mystery Train for a Halloween adventure. There's just one problem: It's in the Other Realm. Sabrina soon learns that the mortals can leave only if she solves the puzzling mystery when she goes back into something out of a 1920 mystery movie.
It's a case of the cat's got Sabrina's tongue when she and Roxie land a radio show at the campus station. Roxie racks her brains trying to come up with ways to fill the airwaves for two hours, three nights a week, but Sabrina thinks the gig is going to be a piece of cake until the on-air switch goes on. While Roxie seems to have the gift of gab on the airwaves, Sabrina just clams up. Meanwhile, back at the apartment, Miles is bidding online and wins a cardboard cutout of Swamp Thing star Adrienne Barbeau, who has a cameo and a stray pooch from the Other Realm tries to take over the Spellman women and drive Salem out of the house.
Sabrina faces the wrath of Zeus when she uses her magical powers to help her ex-boyfriend Harvey afterhe gets a hockey injury and needs help, so Sabrina goes to Mercury to get the god's special ice skates. But Sabrina has to pay the deity back when Harvey's coach has the skates bronzed to celebrate the team's victory.
Josh convinces Mike at the newspaper to give Sabrina a writing internship but she doesn't want to just be known as the photojournalist's girlfriend, so she decides to keep their relationship a secret. But matters are worse when Sabrina's boss falls for Josh but Sabrina's new scheme gets her tangled into a sticky situation when she gets trapped in the web of lies. Meanwhile, Hilda takes Morgan with her to the Other Realm to shop for jewelry.
Morgan spends all her cash when she goes on a shopping spree and has to borrow money from Sabrina, Roxie & Miles leading them to band together to help Morgan financially by lending her money to pay her share of the rent. But Sabrina is left to help Morgan after her family cuts her off, but then Morgan refuses to get a job to pay her friends back where Sabrina offers a big helping of "Humble Pie". Meanwhile, Zelda and Salem join the Other Realm book club, and Hilda goes to a dinner party at Banning's house.
Sabrina wants to spend her birthday with her boyfriend, Josh, but her Aunt Irma comes to visit from the Other Realm and puts Harvey on trial because he knows Sabrina is a witch and is determined to test him to see where his loyalties lie. Meanwhile, Roxie's ex-boyfriend Isaac Hanson, playing himself, surprises her by performing with his brothers Taylor and Zac, at the soup kitchen where she volunteers.
Sabrina is a candidate for a writer's position at the local newspaper but her in-box is filled with annoying e-mails from her evil Other Realm twin. She responds by asking for the junk mail to stop, but her correspondent gets angry and sends Sabrina an e-mail virus that turns her into an airhead causing Mike & Josh to doubt her intelligence.
Sabrina tries to get her own newspaper column, but can't get the editor to read her work. She is also depressed when Roxie and Morgan start becoming good friends, so she connects with an old friend from the past to forget the present, Cathy a witch who lives in the Other Realm. Sabrina is taken by her on a getaway to "Cloud Ten" where all her problems disappear, but the ecstasy only lasts for so long that Sabrina comes crashing back to reality.
Sabrina hopes to convince Mike to give her a column when she uncovers shady dealings of a local politician. She scores with a scathing expose, only to later discover that his "dealings" are actually giving money anonymously to families in need, including one special woman.
When Sabrina can't find her own voice to tell Josh she loves him, she turns to the Other Realm's relationship guru, the "Love Doctor" who instructs her that she must be honest and truthful with Josh about her true identity before she can say the "L" word.
Sabrina defies her Great Aunt Irma's wishes about an arranged marriage with a handsome witch from the Other Realm. When his affections turn towards Roxie, Sabrina must try to break them up and walks in on his bachelor party complete with a bar room performance by country music singer Andy Griggs.
Sabrina mixes old fashioned witchcraft with modern technology to help Zelda mend a long time broken heart, but the spell backfires altering Spellman family history and erasing Sabrina.
Sabrina finds herself in trouble when she kisses an old boyfriend, Derek, when he returns and show Sabrina his art work. When she tells Josh, he seems okay. Troubled Sabrina turns to the advice of her roommates, and they assume he's jealous. When Sabrina decides to find out what's wrong with him, a magical whip sends Sabrina and Josh into romantic sagas, and humility ensues. Meanwhile Zelda and Hilda throw a garage sale.
Sabrina gets offended when Josh says that women can't play tennis as well as men, so she enlists tennis superstar Andy Roddick for lessons and juices up with a witch's potion that sends her competitive streak out of control. Meanwhile, Hilda and Zelda reluctantly coach Sabrina's mischievous cousin Amanda for her witch's license test.
Sabrina tries to advise her friends but it ends up backfiring on her and decides to mind her own business. But the witch ends up taking a trip to The Other Realm for help with the new resolution but it ends up making more harm than good.
Sabrina's plan to get Zelda nominated for Professor of the Year turns ugly when the committee discovers Zelda attended college in 1873 and fires her from her dream job. Meanwhile Sabrina is wracked with guilt and ends up stuck on an Other Realm 'guilt' trip until she can work through her issues.
Sabrina's joy over her mother's unexpected visit quickly diminishes when the witches council's decree that the two must never come face to face and turns Diana into a ball of wax.
Sabrina and Miles get in a minor fender bender, but the other driver brings a phony lawsuit to fleece them for millions. Sabrina turns for expert advice to "Car Talk" radio hosts Click and Clack when trouble ensues and Sabrina and Mary Jo Ponder end up in a chick vs. witch fight. Meanwhile Morgan convinces Hilda and Zelda they need an assistant and she's perfect for the job.
Hilda is on the rebound after she breaks up with her boyfriend, so she meets a guy named Will. They instantly fall in love and want to get married. Though Sabrina and Zelda think this love should not be, they plan to break the couple. As soon as Zelda throws herself at Will, Hilda breaks up with him but then she turns to stone and falls to pieces. Once knowing Hilda's love was true, Sabrina takes Stone Hilda to a place where she can come back to life. Sabrina must gamble her true love to save her aunt's life. Sabrina then turns to stone and falls to pieces.