ItistheLastdaybeforeKatiegraduatesfromuniversity,sheandsixfriendswentintoasoon-to-bedemolishedresidentialhallforapuzzlegame,"Seventhingstodobeforedeath".It'sbelievedthatifthepuzzleisfiguredout,andtheplayershavecompletedallof"Seventhings",thusonecanliveafulfillinglife.However,afterthefirsttaskiscompleted,oneofthe...