Though Kevin has evidenced 23 personalities to his trusted psychiatrist, Dr. Fletcher, there remains one still submerged who is set to materialize and dominate all the others. Compelled to abduct three teenage girls led by the willful, observant Casey, Kevin reaches a war for survival among all of those contained within him — as well as everyone around him — as the walls between his compartments shatter apart.

On the set of a film, Anna, a 30-year-old stuntwoman, falls in love with the star she's understudying. She thought she was happily married, but will she find the courage to step out of her heterosexuality and confront this overwhelming desire?