Teen banshee Kaylee and her friends have barely recovered from the violent chaos unleashed the last time their school was invaded by Netherworld entities when she receives the news, she's top of a reapear's list and scheduled to die within days! But contemplating her own impending demise will have to wait, when it's revealled that new maths teach Mr Beck's an incubus who's just come into his once-a-century fertile period. And he's looking for a healthy young girls capable of carrying a non-human infant to full term - and Kaylee's mortal bestfriend Emma fits the bull perfectly. But as Kaylee fights to save her life, even if it costs their own...