★★★★★

A brilliant execution of an even brilliant design!!

I have to say I started watching this Netflix movie without too much expectation after watching the trailer. But to my surprise, the movie turned out to be a really innovative one.

A mysterious vertical prison, with one cell per level, two persons per cell and unknown number of levels. The food is prepared for all the inmates exactly to meet their needs and is moved from top to bottom in a platform stopping at each cells for a couple of minutes, prisoners in the top most cell eats first and then the levels below. Story starts when Goreng, a new entrant into the prison, wakes up at level 48, and learns the rules of the prison from his cellmate. From each passing moment, we learn the mysterious ways the prison work.

We slowly learn that the…