Written by Scott Lobdell. Art and cover by Guillem March. With their uneasy alliance in place, the sirens encounter trouble in the form of the mysteriously returned Bruce Wayne. He’s dazzling, he’s dangerous and he’s got his sights set on Harley Quinn! Has romance sparked between these two long-time enemies – or is Wayne playing a more sinister game? 32 pages, full color. Cover price $2.99.