The Trix have a strong hold over Lynphea College as the Treants continue to overwhelm the students including Flora’s younger sister, Miele. With limited powers, the Winx Club are forced to retreat to Alfea where they focus on further increasing their inner strength, enlisting the help of both the Specialists and Paladins. The Winx Club train in Aisha's gym then return to Lynphea to fight the Treants. Flora saves her younger sister, Miele, and gains her new Bloomix transformation.