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, swimming in the dark teal-blue twilight zone at 1000 m beside the dark cliff of @Cliff, lit by their white helmet lamps, a very faint blue glow far above. The kids keep paddling the whole time, arms and legs moving. @Audio1 is the exact soundtrack: an off-screen...