After recovering the Star Compass and facing the Trix traps, the Winx get out of the Starcase, ready to face a new mission: they have to find the seven Prime Stars.
After Class, Bloom goes to Red Fountain to look for Sky, but discovers he is not present at school. She meets Brandon and Timmy who tells her he is on a secret mission, whose details they are unfamiliar with. Bloom pretends to be fine and leaves, but breaks down as soon as they are no longer within her vicinity.
- The Winx have a full-on battle with the Trix for the first time since the season 7 finale
- The Winx obtain the Star Compass
- Bloom finds out that Sky is on a secret mission
- Fire Dragon - Used by Bloom to catch the Star Compass and later uses it to defend herself.
- Sonic Shake - Used by Musa against Darcy and indirectly against the obstacle course.
- This episode along with the fourteenth episode premiered during the Rainbow Day event at the Giffoni Film Festival on July 23, 2019.
- Stella's line to Icy "I was here first!" appears to be reminiscent of her first meeting with Chimera in the first episode of Season 3
- Musa's "Sonic Shake" resembles her "Sound Wave" spell from the Season 3 episode "From the Ashes"
- When the Winx are surprised to see the Trix return, Stella's gloves are missing in her Enchantix form.
- At the same time, Valtor's mark can be seen on the Trix's hands. This occurs multiple times throughout the episode
- Flora stays in place in one scene inappropriately
- Stormy's animation in one scene improperly eases out
- Bloom's face has a different skintone than the rest of her body for a brief moment
- One of Icy's lines plays later than it should
- Whenever Musa casts her Sonic Shake spell, the sparkles on her dress disappears
- Flora's Wings occasionally has a green aura instead of a yellow aura like the previous episode
“No way, not the Trix! I was sure we got rid of them for good last time. And why haven't they updated their look?! Don't they know that fashion evolves?”