There's a 3 ? Cool ! Hypercube ( cube 2 ) is great , I love the sadistic , clinical design of the rooms and the mystery of who they are / how they got there . " you see , a hypercube is just a theoretical construct , an abstract creation ..." " So do you know how to get out , then ? " " Well ... uh , no . " Properly claustrophobic film , brings out the importance of acting , given the sparse surroundings . No more spoilers from me As J.T suggested : observe .