Bringing fire sources into the mountoins is prohibited as is cooking food on themountain. Team members are forbidden from talking to each other during handoversIf any abnormal situations are discovered, please take photographs for confirmation.What seemed like a routin task became complicated due to the disappearance ofa team member during the handover. An unoccupied campsite. scottered suppliesthe entire truth is hidden in the black box of the surveillance footage. As the imagesreappear. he realizes that he. having broken the rules has no escape.