The world has fallen into an inexplicable crisis. Every once in a while, a mysterious force will come, bringing disaster and death. This time, people were told that the world would end in the next seven days. During these seven days, the protagonists experienced countless challenges and tests. They not only had to face external threats, but also faced their own inner fears and desires. In these seven days of despair, can they find a way to save the world, or are they just looking for a glimmer of hope for survival in a desperate situation?