Four mathematician who do not know each other are invited by a mysterious host on the pretext of resolving a great enigma. The room in which they find themselves turn out to be a shrinking room that will crush them if they do not discover in time what connects them all and why someone might wish to murder them.

 four mathematicians did not know each receive an invitation to a mysterious master to go to a party - to solve a most remarkable puzzle . However, they found that they came to this room will gradually be compressed, unless they can within a limited time to solve each problem and to find links between the four of them ... but to murder them who is it ? Invitation of a mysterious Fermat Mathematics seminar will answer inside the digital law question will be able to attend the end, only five movie download who can answer , they were informed in a time of a particular date in the designated area collection , and can only be used the emergence of a pseudonym identity . These people there are a mathematician, logician , and have inventor ... This is a strange mechanical room when the they Da Feima room , puzzle , the room specified , if not answered within 1 minute the four walls will be entered, and compressed forward, eventually pressed into the meat .