The Fact That I Was Selected by the Doomsday Rescue System

Have you ever had such an experience, that is, lying in bed tossing and turning, only to be awakened by the same nightmare again after falling asleep? The strangest thing is that the scene in the dream has never been experienced before, but it feels very familiar... And that girl in white, who is she? I got the doomsday rescue system by chance, how will I choose... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.