Preparation is another Japanese point and click ,room escape game from Gotmail. In this game, you have to search the room for items and some clues to escape the room.
You need to register to play this game.
Otherwise you can also use this:
Please use spoilers for hints and walkthroughs:
[spoiler=Title Here]Enter text here...[/spoiler]
Please do not post a video walkthrough for 7 days.