A DI Geraldine Steel Thriller - Killer Christmas

It's Christmas Eve but not all is merry and bright for Detective Geraldine Steel. With her family abroad and her friends booked up, she finds herself alone in York for the holidays. But when a man collapses at the local fair, it's clear that this isn't a case of winter flu. There's a killer in the crowds. Can Geraldine find the culprit before another life is taken?