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, boots, 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; marine snow and tiny drifting plankton float through the beams. Both kids swim actively the whole time, kicking their legs, leaning and turning...