Most co-op games let you brute-force your way through. Split up, poke at everything, eventually stumble into the solution. We Were Here Tomorrow doesn't offer that luxury. Per Game Rant's write-up, communication here isn't a nice-to-have — it is the puzzle.
The setup is the series' familiar trick: two players, separated, each holding half the information. One sees the room. The other sees the mechanism. Neither can solve anything alone, and the design is built so guessing stops working quickly. You have to describe what's in front of you, listen to someone describing something you can't see, and agree on what it means — while the clock runs.
That's a harder ask than it sounds. Co-op puzzle design usually fails in one of two directions: too easy, so the second player is a passenger, or too obscure, so everyone opens a wiki tab. The interesting thing about this one is how much weight it puts on the human element. The real puzzle is your friend's ability to explain a symbol over voice chat without losing their mind.
It's a niche formula, but a durable one. The We Were Here line has kept an audience precisely because it refuses to compromise on the two-player, two-perspective idea — no solo mode, no AI partner, no mercy.
If you've got a friend who goes quiet and wanders off mid-session, this is the game that finally punishes them for it. Bring someone who actually talks.