Air sirens wailed:


    “John, hurry! We’ve got to enter the bunker!”


    “Do you think this will really work?”


    “It has to, John. It’s our only hope against the alien infestation.”


    — — — —


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    The aftermath:


    “John, radiation levels have dropped. Let’s leave.”


    “Wow! It worked! But at a terrible price. We’ve nuked the aliens and ourselves.”


    “We’ll survive this, John.”


    — — — —


    Observing:


    “I hadn’t realized that donating his consciousness would involve such horrific scenarios.”


    “Your son’s assisting our defense research, Ms. Smith. You’re receiving a hefty compensation.”


    “I know, but … the suffering.”


    “We erase their memories, and as promised, you’re permitted to observe.”