L has installed sixty-four cameras in Light's bedroom. Light cannot just walk to the bathroom without being watched, let alone write names in a notebook. So he does what any gamer would: he turns the house into a build mode and exploits every blind spot. The Sims energy is out of control. The Surveillance Setup: A bunch of detectives watch Light's bedroom through screens, waiting for a slip. Light acts like a perfect student: studying, snacking and reading. He knows every little twitch could be a clue. The Chip Bag Gadget: Light hides a tiny television inside a bag of chips so he can watch the news. The bag looks like a normal snack, and the cameras see a boy reading a book and snacking. The biggest hacker in the world is losing to a bag of crisps. The Famous Scene: Light declares that he will take a potato chip and eat it, with the dramatic energy of a man defusing a bomb. It is the most iconic scene in the whole series, and no one can explain why a snack feels so epic. The Name Slip: While the cameras show a calm student, he writes a criminal's name on a hidden scrap. The chip crunch covers any sound, and the books on the desk hide the pen. L's team sees nothing but homework. The Baffled Boss: The criminals keep dying, but the boy on camera does nothing suspicious. L tries to figure out how this is possible. The audience has seen the trick, and L has not. TL;DR: L put cameras in Light's room and Light beat them with a bag of chips. The meta shifts from privacy to performance, and Kira proves he can kill under live observation. Free-range kid, five stars, would stream again.