can anyone please help me i watched a film some time ago bout 2 years mayb it was similar to saw i cant remember to much about it i remember a brother and sister who had to do a game thing sat at either on of this thing with something movin towards there heads to kill one or the other the brother was tryin to get it to kill him to save his sister but she was goin no no n tryin to stop it n get it towards her (sorry im bit vague) they all woke up i think it was abandoned factory n had to do these games n escape think one of them was where they went into a room with heat lamps on in the dark n shotguns goin off or something like that the name of the films drivin me mad n im sure there was 2 security guards under ground keepin eye on it but cant be sure of that bit any ideas