Mother had sex with son for his sperm

The criminals went into space as an experiment, they will not return back. Their task is to explore space; in a space box, a nurse takes sperm from men and tries to raise a child, but each time the baby dies from radiation. The woman took sperm from everyone except her son, who is also together for some reason. When a woman feels that she will soon die, she puts her son to sleep for a while and extracts his sperm to conceive another girl
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