In a nutshell, it's totally meaningless+random joke.
I felt like drawing a piraña in a warehouse after watching Bones
. Nothing deeper than that
Sometimes I feel like doing the most random+meaningless stuff.
Comic Studio Ex 4
Cinema 4D R11 studio (2 days of modeling, 16 hours 39 minutes 28 sec of rendering with global illumination)
Textures: My own, Sozai Jiten Vol 3, 19, 24, Wagara Parts&Pattern
Making of this illustration: