Detective Comics #857

"Elegy" part 4 of 4! Batwoman faces off against Alice in an attempt to stop the villainess from unleashing a toxic death cloud over all of Gotham! But Alice has more up her sleeve than just poison, and Batwoman's life will never ever be the same again. Plus, The Question's search for a missing girl leads Renee to a human trafficking ring, and the Question suddenly finds herself in way over her head.