Christian Bale delivers a chilling performance as Patrick Bateman, a wealthy investment banker with a dark secret. Set in the 1980s, 'American Psycho' explores Bateman's descent into madness and his obsession with materialism, status, and violence. Bale's portrayal of Bateman is both charismatic and disturbing, capturing the character's psychopathic tendencies with unnerving precision. This psychological thriller is a thought-provoking examination of the dark side of human nature.