The mystery has been solved.

A blue, bipedal creature with a green leaf on its back exhales a stream of white gas, followed by a large white butterfly with blue and red markings flying across a blue sky, then a young boy in a red cap and blue jacket shouting with a determined expression, and finally a yellow, mouse-like creature with red cheeks looking surprised. The scenes are displayed on a laptop screen, with the keyboard visible at the bottom of the frame.