Musa establishes the Alfea music café, and the Winx use the instruments' magic to protect Alfea from the flying Cloud Tower. But when Rumpelstiltskin steals Musa's voice, the Winx must get it back in time to ward off Cloud Tower.
Musa opens a music cafe, and the magical energy it emanates provides much-needed protection for Alfea -- but then Musa's voice is stolen!
In Aisha's gym, the Winx, except for Musa, and Riven try out the new gym equipment. Riven throws his boomerang but Musa catches it. She tells him that he does not show he cares for her anymore. He replies to her that his training is also important. Musa tries to leave but Aisha stops her. She tells her friend she needs more alone time, and so Aisha gives it to her.
In the corridors of Alfea, Musa says to herself that everyone has something to focus their energy on unlike her. She then hears beautiful music coming from the wall, and she passes through it. She discovers a room full of musical instruments.
In the classroom of the History of Magic, Griffin and Faragonda interrupts Daphne's class to tell them about the Trix's progress in conquering the magic colleges. They absorb the magic from the source of Oppositus School for Gifted Wizards. Aisha suspects that the witches are about to try to conquer Alfea next while Bloom asks where they can find magic that can protect Alfea from an invisible mobile college.
In the invisible Cloud Tower, the Cloud Tower Elites search for witches to be part of their group by testing them with the Mirrors of Maelstrom. Many try to enter and come out but they fail, turning to a green liquid, making the Trix mock their attitude. One of the witches, Zulema, succeeds and joins the Elites. The Trix tells them to prepare for their conquest on Alfea.
In the abandoned musical room, the instruments create music on their own. Cherie tells Musa that, as the Fairy of Music, she had awaken them. Her bonded pixie tells her to turn it into a music college or a concert hall, but Musa already has something in mind, including using the magic of the instruments to protect Alfea. She then uses the magic in her voice to empower the instruments' magic.
In Tecna and Musa's room, Tecna and Timmy talk about the problems with the Spectrographic Localizer. Tecna tells Musa that they need another way to protect Alfea for the mean time. Musa then tells the Fairy of Technology that they are going to use music to defend their college.
In the abandoned musical room, Musa introduces it to the Winx as Alfea's Music Cafe. Everyone is excited and Bloom introduced to her students who wants to learn how to play instruments. They start to have a difficult time controlling the instruments and Musa tells them to focus on positive. Finally, they do. Musa says to them to work hard for their performances.
In Cloud Tower, the Trix gets mad at the Winx as they spy on them through Griffin's magic orb.
In the gym, Sky and Riven practice, trying to impress each other. Finally, Riven gets impatient and asks Sky to battle with him the next day. The winner becomes the leader of the Specialists. Sky says that they should first head to the Winx, for Musa has found out a way to protect Alfea.
In the Music Cafe, Rumpelstiltskin appears in front of everyone and tells them about his plan on taking Musa's voice. The Winx transform and do their best to defeat him, but none of their spells work. The students try to use the magical instruments but then it fail as well. Musa tells them that he is immune to fairy magic. The two specialists come but fails as well in protecting Musa. The dwarf takes Musa's voice and puts it in a bottle. He then teleports to the Legendarium World.
In Cloud Tower, the Trix and Selina ask Rumpelstiltskin why will he not give them the voice, and he says that it is not a part of their deal. Selina calms the Trix down and tells them that it just shows the dwarf's cleverness.
In the Music Cafe, everyone sees the musical instruments starting to lose their magic because of Musa's muteness. Everyone, except for Musa, follows Rumpelstiltskin to the Legendarium World.
In Rumpelstiltskin's glade, the Winx are surprised with the dwarf's unusual home. They try to reason with him to give back Musa's voice. They fight once again with Rumpelstiltskin with their Mythix powers but they fail.
- Musa and Riven begin having problems in their relationship again.
- Musa discovers the Music Cafe.
- Selina summons Rumpelstiltskin to steal Musa's voice.
- The Winx (minus Musa) go into the Legendarium World to get Musa's voice back.
- Morphix Mega Net - Used by Aisha along with Magical Vine Grab against Rumpelstiltskin but failed.
- Magical Vine Grab - Used by Flora along with Morphix Mega Net against Rumpelstiltskin but failed.
- Light Spectrum - Used by Stella against Rumpelstiltskin but failed.
- Mythic Fire - Used by Bloom against Rumpelstiltskin but failed.
- Solar Flow - Used by Stella twice, first against the traps, then, against Rumpelstiltskin but failed.
- Wrapping Flame - Used by Bloom against Rumpelstiltskin but failed.
- Winx Rising Up Together
- Beat to the Music (Instrumental)
- All Is Magic (Instrumental)
- We Are a Symphony
- Bloomix the Power of the Dragon
- The Legendarium World of Mythix
- Living the Magic
- When Musa was in the Music Cafe, the instrumental version of Beat to the Music can be heard.
- This is the second time the song We Are a Symphony is heard.
- This episode marks the final appearance of Flora, Stella and Tecna's Mythix transformation sequence.
- This episode marks a scene from The Little Mermaid, Ariel's voice is stolen by Ursula , Musa's voice is also stolen by the Rumpelstiltskin
- In one scene, the behind part of Musa's hair is missing.
- In one scene, Evy's eyes are incorrectly colored as brown instead of emerald.
- When the Winx were transforming, Bloom's dress was reversed.
- In one scene, Roxy's blonde streaks are missing.
- When the students decide to use the power of the music instrumentals against Rumpelstiltskin, Musa can be seen in the scene even though she is transformed along with the other Winx.
- In a few scenes, Musa's missing the lower parts of her wings in her Bloomix.
“I'm sick of you ignoring me, Riven! All you do is toss around your boomerang as if that's the only thing you care about! Do you even see me anymore?”
“I see... an open target calling my name.”
“They think they can use a bunch of off-key instruments to keep us away?”