Bloom discovers she has magical powers on her 16th birthday, after a scary encounter with a magic creature. She is rescued by Stella and Flora, two fairies from Alfea School for Fairies and Witches.
Bloom is torn when she learns she must take a test at Alfea to determine whether she is a fairy or a witch. The Trix take advantage of her doubts, pushing Bloom closer to despair.
When Stella's ring mysteriously disappears, the Winx embarks on a risky mission to retrieve it from Cloud Tower. As they explore the school's eerie tunnel, Bloom faces a powerful awakening.
The Winx face their toughest physical exam yet, pushing their magic and teamwork to the limits. Meanwhile, Bloom attempts to bond with the mysterious Damien.
The Winx plan a day of adventure in Magixia, but Griselda's strict restrictions and an incomplete project keep them grounded - until Robin helps them sneak away.
Despite Faragonda sealing their powers away, the Winx are sent on a challenging camping trip in the Dark Forest. Meanwhile, Vexius seizes the opportunity to capture Bloom's Dragon Flame.
A dark spell turns Bloom into Dark Bloom, turning her against her friends and wreaking chaos at Alfea. Meanwhile, Aisha's love for dance clashes with her parents' expectations.