4 ideas
In the 1660s the Polish shtetl of Goray, half-rebuilt after the 1648 Khmelnytsky massacres, receives news that Sabbatai Zevi is the messiah. The town slides into license, and Sabbatai's conversion to Islam is explained away as part of the plan. The epileptic orphan Rechele, whom Gedaliah proclaims a prophetess and takes for himself, ends possessed by a dybbuk, is exorcised, and dies.
A community that has survived mass slaughter it cannot explain becomes hungry for a story in which the suffering was the birth pangs of redemption. That hunger makes people take up an apocalyptic claim before they have tested it. The promise that history is about to end matters more to survivors than whether it is true, because it turns meaningless loss into prelude.
Once leaders declare that the messianic age has begun, the law meant for an unredeemed world can be recast as obsolete. Breaking it, especially its sexual and dietary rules, then becomes a sign of faith rather than sin. The move is powerful because it is built from the tradition's own vocabulary, so the pious can abandon restraint while believing they are fulfilling it.
Read the breakdown of an order by who loses power and who gets used. The legitimate authority fails through age, withdrawal and passivity rather than defeat, which leaves a vacuum for charismatic opportunists. The costs then land on the most defenseless person, here a sickly, orphaned young woman, whose body becomes the site of the movement's prophecy, sexual exploitation and final horror.