A mad scientist decides to test his theories about genetic splicing on his collaborator, and on her husband and sons. The result is an arousing success, albeit with a few too many limbs.
When Dan fails to pay his debts, a shady organization kidnaps his family, and threatens to sell them into sex slavery unless he earns enough money within three months to buy them back. Dan agrees to their terms, but when he starts spying on the kidnappers, he finds that they aren’t waiting until the deadline to begin getting his family ready for sale, which apparently involves making a few… modifications.