Room Escape Contest 15 - Puzzling Latest Hotel

Details

I've made my way here, but she's gone off to somewhere.
I've got not choice but to try and escape on my own.
Well then, how shall I begin?


How to play :
The purpose of this game is to escape from the shut-up room.
You can click the screen, in order to find hints and items.
The item which you got is displayed on a right-hand side small window.
If you click the item, it will be in a selective state.
You can choose other items during a detailed picture display.
You can use it for the item under detailed picture display.