About THE LAST KNOCK

Home alone on a freezing night, a boy must tell his real parents' voices from a thing knocking at the door while a pale old woman watches.

On a computer: WASD move, mouse look, E interact, F lighter, Esc pause
On a phone: Left stick move, drag to look, tap to interact, flame button for lighter

Artin described this game in a sentence on OhMyGames and the AI built it. You can make your own the same way, free to start.