Sirocco and the Kingdom of the Winds

When the sisters stepped through the magical hopscotch portal, they were automatically transformed into cats. This appears to be a fundamental rule of the Kingdom, any human who enters gets turned into a cat form. The transformation happens immediately upon arrival and is part of the magical world's nature, though it is never explicitly explained beyond being part of the enchantment.

The wooden toy of Sirocco fell out of Agnès's book and into the real world, carrying his magic. When Juliette approached it, the toy conjured a magical hopscotch that served as a gateway back to the Kingdom. The toy itself was made by Sirocco, which is why it contained enough magic to open a path between worlds.

Carmen and Juliette accidentally destroyed a gift that had been prepared for the traveling opera singer Selma. As punishment for destroying the gift, the village leader condemned Carmen to marry his son as compensation. This was the village's form of justice for the transgression.

Selma and Sirocco had a past relationship that was interrupted by a mysterious storm that separated them long before the events of the film. When Selma sees the toy made by Sirocco, she recalls their previous meeting. Their rekindled bond becomes crucial to weakening the storm's hold, as Sirocco's love for Selma is tied to his power over the storm.

The storm is not just a natural phenomenon but a living entity created by Sirocco's own magic. Originally a wind magician who created wooden toys to ease his loneliness, Sirocco unleashed this storm upon the Kingdom in a moment of lingering sadness. Rather than being the storm's creator in a destructive sense, he became its jailer, using his power to contain and bind it rather than destroy it completely.

When the storm broke free and injured Selma, Sirocco used the last of his remaining magical power to revive her. This act of sacrifice was driven by his deep love for Selma and the emotional connection they rekindled. By giving up his remaining power, he saved her life but was unable to survive himself.

After the storm was neutralized, Selma used the residual magic from Sirocco's sacrifice to open a portal and send the girls home. Remarkably, time had barely passed in the real world, only a short while, suggesting that time moves differently between the two worlds, with the magical Kingdom operating on a compressed timeline.

Sirocco appeared to die after sacrificing his power to revive Selma, but the ending leaves his fate ambiguous. When Juliette makes her birthday wish for Sirocco to return, a gust of wind bearing his visage appears in the room to help extinguish the candles. This suggests he may still exist in some form within the wind itself, potentially alive beyond death.

Sirocco was a wind magician who created wooden toys to ease his loneliness. However, in a moment of lingering sadness, he accidentally unleashed a storm upon the Kingdom. The storm was a manifestation of his emotional pain and isolation, created not intentionally but as a consequence of his negative feelings. This act of accidentally creating the storm set up his later role as its jailer.

During her birthday celebration back home, Juliette wished to see Selma again and for Sirocco to return. The film suggests her wish has power in this magical world, as a gust of wind carrying Sirocco's face appears to blow out her candles. This ending implies that wishes made in the Kingdom can manifest, leaving hope that the girls may return to that world again.