The anthology series draws inspiration from the Internet's notorious "404" error code and aims to evoke the feeling of wandering onto the weird side of the web at 3 a.m., stumbling upon stories that cannot be explained in the world as we know it. Among the sorts of questions explored in the series: What if an obscure cartoon held the secret to time travel? What if energy drinks caused the apocalypse? What if the NSA’s top analyst was a gigantic, all-knowing cube of sentient meat named Bob?