That's Not My Neighbor can feel incredibly stressful in the early stages, as sophisticated imposters constantly try to trick you into entering the building. Every fake ID, every unusual facial feature, or a small mistake in the guest list can become a deadly trap if you're careless for even a second. Fear and confusion set in as you face the pressure of time and the responsibility of protecting innocent residents.

But after numerous checks and after paying the price with mistakes, you begin to understand how the game works. Your eyes become sharper, your mindset when facing monstrous entities becomes calmer, and the rigorous verification process gradually becomes a natural reflex. The doppelgangers' cunning hasn't diminished at all — it's just that you've learned to control the situation, and that shrewdness and maturity are what make this survival experience so captivating and satisfying.