Dick Grayson trades out his escrima sticks for a magnifying glass and a sleuth hat to investigate Bl dhaven s new mayor, Melinda Zucco, and find out how the daughter of the man who murdered Dick s parents came to power in Nightwing s city. But his investigative adventure is cut short when he comes face to face with the most horrendous villain in the history of Bl dhaven HEARTLESS.