Batman: Mask of the Phantasm (1993)

A young Bruce Wayne meets Andrea Beaumont while visiting his parents' grave, and they form a deep mutual attraction. That night, in one of his first crime-fighting attempts, Bruce foils an armored car robbery, but is discouraged because the criminals did not fear him. Eventually, Bruce decides to abandon his plans to become a vigilante and proposes marriage to Andrea. However, Andrea mysteriously leaves Gotham with her father, businessman Carl Beaumont, ending her engagement in a Dear John letter. Believing he has lost his last chance of having a normal life, Bruce becomes Batman.