Batman and Robin. Volume 1, MementoBatman and Robin. Volume 1, Memento

"Damian Wayne is the son of the Batman, grandson of Ra's al Ghul, and Robin--but as he nears the age at which his father traveled the world, one question is on his mind: who is Damian outside of the crusades his family has tasked him with fighting since birth? When he starts to look beyond his life of endless violence, a different way to help the world begins to present itself--but when an enigmatic serial killer known only as Memento returns from Bruce Wayne's past, the Dynamic Duo must muster all their guile to solve this puzzling mystery..."--Page 4 of cover.