Joker and baby Bruce find themselves faced with all manner of threats: a kindly butler who's all too curious about why the young boy looks like one he used to take care of; a teenage vigilante who knows for sure the man raising the boy is The Joker; and a quizzical villain who may have found out the truth behind Joker and Batbaby's secret! Is this the end of Joker's one-man operation?!
