"Cyberpunk 2077," from CD Projekt Red, is one of the most anticipated video games in the world right now.

Fans finally got to see the latest trailer for "Cyberpunk 2077" at Microsoft's E3 press conference on Sunday — after a 5-year wait since the last trailer — and it was one of the highlights of the whole multi-day expo.

But unless you were physically in Los Angeles and attending E3, you didn't get to witness CD Projekt Red's apparently jaw-dropping 50-minute uncut gameplay demo of "Cyberpunk 2077" that was held behind closed doors and away from cameras. According to those who were there, the demo revealed several major aspects of the mysterious game — and journalists from Eurogamer, Gamespot, and other outlets were there to take notes on what they saw. Here, we've gathered the most important details from those reports.

Here's what we learned from the "Cyberpunk 2077" gameplay demo held at E3 behind closed doors: