La forêt magique d'Héloïse

Plot
Official summary translated from French:

"Heloise and her brother Igor are victims of curious phenomena at the family sawmill. As soon as they cut the logs, the planks start to grow leaves again! The truth awaits them at the heart of the forest: The queen of the Dryads, who protects the woods, is very angry at them. A dangerous mission awaits Heloise."

Characters

 * Heloise Sénéchal
 * Igor Sénéchal
 * Sylphie