'Dick Grayson’s big heart has protected those persecuted by bullies in his youth, combated evil alongside Batman as Robin, and pledged his newly inherited wealth to enriching Blüdhaven as Nightwing. His kindness and generosity have always guided his life. But now a new villain stalks the back alleys, removing the hearts of the city’s most vulnerable. Who is this terrifying new menace named Heartless, and will he be able to resist plucking out the biggest heart in all of Blüdhaven?' (Publication summary)