Claude, a multi-faceted artist passionate about animation, decides to make "his own" film at last, before he turns 70. He embarks with him on this adventure Gaston, his 7-year-old grandson, curious about everything and always on the go, to whom he transmitted his passion for drawing and moving images.

The forest can be full of scary creatures, Eliot’s parents caution, but the mystery might be too tempting for a kid who doesn’t want to go to bed.

In a mysterious forest, a woman is slowly lured into a nostalgic daydream as she observes butterflies.