Plot hole: When Satch tells John for the first time that his mother is now a Nightingale victim John is surprised and has no idea. But he should, he got all new memories for everything that changed so he should have memories of his mom being a victim and investigating it.

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Plot hole: When the first change in the past takes place, the victims go from three to ten. One of the victims is John's mother. He would never be allowed to be part of an investigation with his mother as a victim.

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