Three sisters (Prue, Piper and Phoebe) reunite and unlock their powers to become the Charmed Ones, the most powerful witches to exist. Now they must vanquish evil and save innocents while living their lives as normal women in the real world. Life isn't so easy when you're Charmed.
With Piper away at magic school and Phoebe without her active powers, overworked Paige conjures Mr. Right for stress relief but, unknowingly, releases his evil twin, Mr. Wrong.
Paige accidentally summons a medieval knight, who believes Paige is the love of his life. However, the knight is under the influence of an evil sorceress.
The Source sends Piper into a deep coma, where she perceives an alternate reality. Phoebe and Paige must find a way to return her to reality and save her from giving up her powers while she is delusional.
The Halliwell sisters must find a way to release Muses which have been abducted by a warlock who is attempting to build an evil faction in the absence of The Source.
Jason breaks up with Phoebe when he finally learns her and her sisters are really witches. Meanwhile, Richard attempts to free himself of his family's karma, and Piper and Paige try to vanquish a group of Swarm Demons, the last on Chris' list of the most significant threats to Wyatt.
Paige and Agent Brody, are drawn into an unfinished novel that takes place in the 1930s, and they must elude the gangsters in pursuit of the famed Burmese falcon. Meanwhile, Phoebe, Piper and Leo work to re-write the novel to help get Paige and Brody out of it, before they're killed.
When Phoebe frees a genie from a bottle, she soons finds that she must take the genie's place. Meanwhile, anxious to put Leo and Piper back together, Chris uses Phoebe to make his wish come true, but she takes his instructions too literally.
When Piper is kidnapped and cocooned by the Spider Demon, and becomes Chris infected with the Demon's venom, causing him to mutate into a spider, Paige, Phoebe and Leo try to rescue them. Meanwhile, Leo finally learns why Chris resents him.
The Charmed Ones have their hands full, when thanks to a bored Magic School student, they must keep Lord Dyson from killing the infamous Lady Godiva before she can travel back in time and complete her famous ride. Meanwhile, Phoebe has reservations about Les being able to properly write an advice column for women.
When a blue moon causes amok at the same time the girls are assigned a new whitelighter, thanks to the Elder's suspicion of Leo, trouble brews. Meanwhile, Agent Brody tells Paige of a powerful new threat, and Phoebe & Leslie confess their true feelings for each other as Leslie prepares to leave.
The sisters must face Hecate, a powerful demon goddess, who is preying upon a woman, her son & his fiancee, and attempting to conceive a full demon child.
After kidnapping Phoebe, Cole sends a shapeshifter to assume Phoebe's identity to help him manipulate Piper and Paige into giving him ownership of the Manor, allowing him access to the powerful Nexus located beneath the house. Meanwhile, Phoebe plans her escape, and Cole gets Paige arrested and ensures that Piper's club fails to pass health inspections in order to keep them distracted.
Billie must deal with her painful childhood memories of her sister's kidnapping, before she can vanquish her latest demon target, The Dogan. Meanwhile, the press are bombarding the sisters, since the announcement of their teaming with Homeland Security, so Paige goes to the Elders for help.
A grief-stricken Piper and Leo attend a Hindu wedding, where they inadvertently receive the powers of Hindu gods, and it's up to Phoebe and Paige to keep them from consummating their love in order to save the universe.
Agent Murphy gives the sisters their first Homeland Security case - searching through cold case files, where Phoebe and Billie discover a belt that gives Billie superpowers. Meanwhile, Piper and Leo are on the hunt for a band to play at P3; and Paige meets a handsome man, who happens to be her new charge's parole officer.
The sisters must find and train the 'Chosen One' to vanquish a powerful evil witch that could destroy the Charmed Ones.
When a demon attacks and kills one of the three nympths that protect a lake, the Charmed ones try to help. However, once the demon is destroyed, the nypmphs decide Paige should replace the fallen nymph, and they won't take no for an answer.
Piper, Phoebe and Paige are shrunk to a height of five inches when they walk into a trap set by a demon named Gamil.
When Paige encounters Captain Black Jack Cutting, an 18th century pirate in search of the Fountain of Youth, the curse on his life becomes her problem. Meanwhile, Leslie manipulates a contest in order to spend time with Phoebe, Leo fights with the creature that caused him to kill an Elder, and a mysterious federal agent comes to town to investigate the Halliwells.
Phoebe accidentally casts a spell on herself that allows her wild teenage personality to take over, and teen Phoebe is eager to use her magic to her advantage. Meanwhile, Piper asks her father to find out why Chris is avoiding her.
Coop comes to the conclusion that he has fallen for Phoebe but she'd rather spend her life with a mortal. Meanwhile, Piper is on the hunt for killer demons; Paige finds it hard balancing life as a Charmed One with that of a married woman.
With the intention of helping his parolee get a loan, Henry, along with Paige, go to a bank but instead the parolee decides to take everyone at the bank hostage. Meanwhile, Phoebe and Piper have their hands full when, during his third birthday party, Wyatt turns three of his toys into real people.
When Paige tries to hire a new professor for the Magic School, one of the candidates, Drake, turns out to be an ex-demon who made a deal with a sorcerer to become human. Meanwhile, Leo faces the Elders.
Piper learns Leo is an Avatar, when he confesses to her, despite the objections of the other Avatars, who believe Piper should find out on her own. Meanwhile, Phoebe and Paige ask Kyle for help, but his reaction proves disastrous.
Agent Brody and Paige investigate when they discover that the demon Sarpedon is capturing innocents' guardian angels and using them to protect himself from the new power. Meanwhile, Piper and Phoebe encourage Leo to go on a vision quest to face his demons.