Download or read book Gotham City Sirens #13 written by Tony Bedard and published by DC. This book was released on with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt: Selina's sister has given in to a dark and manipulative power--all to save Catwoman from the demon she believes possesses her! Can Selina stop Maggie before she completely surrenders to her insanity? The conclusion to the two-part "Sister Zero"!