After entering the cold storage, Mai Lai looked up and saw that there were organs like these on both sides of the freezing shelves. There were also specimens of animals. Giant mammoth fossils were hanging on the dome, and the machines were spinning non-stop.

Their footsteps were blocked by a thickened isolation door. The man took off his helmet, first typed in the fingerprint authentication, and then typed in the dynamic password again.

Every time he entered the ...