Manchester is an old city with many shadows in its history. Most lie quiet, but now and then, one is stirred from its rest by the actions of foolish men.Pomona Island is a curiosity — a backwater of the city left to nature for generations. Development reveals an old secret from which a fool tries to profit, unleashing a horror unseen in seventy years.Still reeling from the effects of the Exterminating Angel, the last thing the city needs is another killer on the loose. But there's something more personal to the GOON SQUAD about this new terror — can it really be that the Squad's first ever case has come back to haunt them?