Holly Winter is at a Christmas party when she is passed a mysterious note. Someone wants to meet her in order to tell her something very important, but before she can find them, a scream cuts through the festivities. 
A man has been murdered beneath the mistletoe. 
Was he the person who wanted to talk to her? 
What sort of knowledge is worth killing for to keep a secret? 
Holly Winter has another mystery to solve, but pitted against the most dangerous and desperate killer she's ever experienced, will she live to see the New Year?