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You have been kiidnapped by a sexy alien, who tells you she needs your for an experiment, called NSS experiment (Never Stop Stroking). She tells you that she comes from a planet called Sex Machine, and her alien government are sending girls on Earth in order to take males and do NSS experiment on them. Your cock is now connected to an invisible app on your phone, that you to stroke your cock, never stop. The goal is to make you a sex machine, so you can make a lot of women pregnant and spread... Show more