A man deals with becoming a permanent preggo in a world changed by one day's events. An extreme kind of preggo who can't control their own need to breed without the help of their friends.

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.

Men to Anthro Ass and Fox & Woman to Anthro Tigress.