An apparently wealthy man (Samberg) sings about crime infecting the city, then turns into a superhero (à la Batman) and tries to save a woman (Amy Adams) from being mugged, only to have the mugger (Sudeikis) beat the superhero to death.
An apparently wealthy man (Samberg) sings about crime infecting the city, then turns into a superhero (à la Batman) and tries to save a woman (Amy Adams) from being mugged, only to have the mugger (Sudeikis) beat the superhero to death.