Auto-save. [How to play] 1. You can play with only one hand. Tap and swipe only. 2. Swipe left or right to change direction. 3. Tap on suspicious areas of the screen to get items or find clues. 4. The items you get will be placed in the item boxes at the bottom. Tap an item to select it, and then tap the point where you want to use the item. 5. Tap the item box twice to zoom in on the item. Some items will change when you tap the magnified screen. 6. There is no hint function available.