Second this. If I remember correctly, at some points in VLR, you have to enter some certain passwords to deactivate some certain things or something terrible will happen. But if you play this game on 3DS which has an additional touch screen, you can utilize integrated notepad feature of the game to write down what you need to remember ;-) It is crucial to play these kind of games knowing as little as possible, so I won’t disclose any more details.