is a 2015 British thriller film written by David Lemon, directed by Neil Mcenery-West, produced by Casey Herbert, Pete Smyth and Christine Hartland; and starring Lee Ross , Sheila Reid , Louise Brealey , Pippa Nixon , Andrew Leung, William Postlethwaite and Gabriel Senior.
United Kingdom . Mark, an artist, wakes to find that he has been sealed into his apartment with no way out. There is no electricity, no water and no communications with the outside world apart from a mysterious voice over the intercom, repeating the phrase, "please remain calm, the situation is under control". Strange figures in Hazmat suits patrol the grounds outside and set up a military tent. Mark's neighbour, Sergei, breaks down the wall between their apartments in order to discover why the have been sealed in and try to find a way to escape. Along the way, they team up with their fellow residents, Enid, Sally and Aiden.