A global series of power cuts, many people began to mysteriously disappear leaving only their clothing and their belongings. The shadow has life, able to talk and chase the victim. The more people disappear, day is shorter, and the survivors, have to gather at 7 Michigan, Detroit. However, the darkness will not let go of them and will find ways to bring them into the darkness. Only light can protect them, but also light sources increasingly depleted, and even undefined light can also be a trap of darkness.