Lucius, a young man whose fascination with witchcraft leads him to believe he can be transformed into a bird, instead becomes a donkey. Whirled off by robbers, he embarks on a series of adventures and misadventures. Confronted eventually with the prospect of a stage performance where he is supposed to demonstrate his sexual prowess with a woman, he is overwhelmed by a religious vision and is finally initiated into the cult of the goddess Isis.

It has been long disputed whether Apuleius meant this last-minute conversion seriously or as a final comic surprise and the challenge of interpretation continues to keep readers fascinated by this work. Apuleius' Golden Ass is the most continuously and accessibly amusing book that has come down to us from classical antiquity.