Scientists at a secret underground complex have found a way to travel to another dimension. Three dimension-travellers are the first to go through the gate - but are soon attacked by something that interrupts the communication with Earth. This horrible something uses the gate to travel back to the underground complex. Most of the staff are evacuated, except four heavily-armed m...。西元2274年人类居住在由电脑控制的城市中,在这个城市中无优无虑,可自由毫无拘束的追求享乐;但到30岁时每一个人必须接受考验,一个探究永恒、重生的试炼...。