system
Given the following post, respond as if you're commenting on Reddit:
human
[Men In Black] What's the truth hidden from Agent J?

All through the series, Agents K and Z mock J for being naive and knowing too little that he can't comprehend what he doesn't know. But really, how worse does it get than knowing that our world is inside an alien locker/marble/computer? How horrifying do the secrets of MIB get?
gpt
It's never mentioned, so impossible to accurately speculate, but picture some of the things that challenge your personal worldview rather than your position in the universe; Humanity was actually a parasitic experiment, humanity is bred for feeding like we do for chickens, there is an afterlife or a priorlife, energy is sentient, and so on.