“Joker: Folie à Deux” is a psychological thriller directed by Todd Phillips, starring Joaquin Phoenix as Arthur Fleck and Lady Gaga as Harley Quinn. The sequel delves deeper into Arthur’s descent into madness and his complex relationship with Harley. Set in the dark and gritty world of Gotham City, the film explores themes of mental illness, identity, and chaos. Phoenix’s compelling performance, combined with Gaga’s fresh take on Harley Quinn, makes this a highly anticipated release.