Soft 3D feature-animation style as in @Kids: @Kira and @Yan in the orange suits,

Soft 3D feature-animation style as in @Kids: @Kira and @Yan in the orange suits, glowing backpacks and clear bubble helmets of @Suits, in the dark teal-blue twilight zone at 1000 m beside the dark cliff of @Cliff, lit by their white helmet lamps. The kids keep paddling the whole time. @Audio1 is the exact soundtrack: an off-screen narrator speaks at 0-4.1 s while both kids keep their lips close...