Sabrina: Something Wicked #4

Sabrina Spellman has always had her aunts to guide her, but with nobody to trust, and time running out, she’ll have to see what she’s made of all on her own if she’s to save her friends, and Greendale itself from the clutches of a magic-based serial killer. But is it already too late? Has Sabrina already fallen into the killer’s trap herself?!