One day in the snowy sky, a friend came to your place in the mountain hut. Let’s unravel the mystery of the room and open the door. BGM：DOVA-SOUNDROME witten by Suenobu [How to play] 1.Tap and search the place you care about. 2.Select items by tapping and tap the place you want to use. 3.You can enlarge the item you care about by tapping it twice. 4.If you use another item for the enlarged item, there are some items to combine. 5.Let’s use the hints when it gets stuck. (With video ads)