Equilibrium (2002)

In a totalitarian future society that suppresses emotions, a government agent named John Preston, played by Christian Bale, discovers the power and beauty of feelings when he stops taking his emotion-suppressing drug. As he starts to rebel against the regime he once served, Preston becomes a target of his former colleagues, leading to a gripping battle of ideals and morality. The movie "Equilibrium" explores themes of freedom, individuality, and the consequences of a society devoid of emotion.