Synopsis: A researcher, Dr. Mason Sterling has been murdered by his research partner and his brain has been removed! With a lead from Talia, Batman finds and questions the murdering researcher, only to have Talia "accidentally" inject him with an amnesia serum before he revealed details about his partner's brain removal. Batman follows Talia to an underwater facility where Ra's has found a way to question the brain with the assistance of Dr. Moon. A shocking twist at the end of the story leaves Batman baffled and frustrated.