Poison Ivy by G Willow Wilson Vol 3: Mourning Sickness

From the Publisher: It's the dawn of a new day as Pamela Isley makes her return to Harley and Gotham City with the world's most adorable admin in tow. As Poison Ivy reluctantly investigates the inner workings of a strange new skyscraper in Gotham, she finds herself up to her neck in a surreal and slimy mystery. And at its center? A brand-new villain in the Poison Ivy pantheon of rogues! Could Killer Croc hold the secret necessary to saving the citizens of Gotham? Ivy must come face-to-face with her own unintended horrors while simultaneously making a horrifying discovery about her own strange new body. Collects issues #13-18 of the GLAAD Media Award-winning phenomenon by G. Willow Wilson, Marcio Takara, Luana Vecchio, and Arif Prianto.