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She has asked him to leave with her to start a new life/run away. If he hears the train whistle she has gone on without him and he will have missed his chance to be with her forever. She's not waiting for him forever.
She has asked him to leave with her to start a new life/run away. If he hears the train whistle she has gone on without him and he will have missed his chance to be with her forever. She's not waiting for him forever.