Lena who escaped should be a clone. There are two images of hands seen through the water glass in the film. One is Kane's hand at the beginning. The hand seen through the water glass is in the opposite direction. Obviously, Kane It is also the replica set in the movie. Note that Lena's hand seen through the water glass is in the correct direction; the other is that when Lena was questioned by the fat man at the end, the hand seen through the water glass was also in the opposite direction. Obviously Lena is also a replicator. The real Lena has been burned to death. The burned Lena touched the body of her husband Kane, and then climbed to the depths of the lighthouse, igniting the root of this mutant area.
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