Radio wave.

A woman in traditional clothing sits on a log in a forest, holding a red mushroom, then eats from a bowl; the scene repeats with slight animation. A man in a suit holds a large mushroom and a pen, smiling at the camera in front of a bookshelf. A stylized portrait of a man with a red mushroom on his head appears against a watercolor background. An embroidered artwork shows a rat with a visible skeleton, surrounded by flowers and mushrooms, with a light moving across the piece.