Witch Undercover in Westerham

Book three in the Paranormal Investigation Bureau series. Lily decides to go undercover to catch a killer when her art teacher goes missing. But has she targeted the right man? She also gets a not-so-nice surprise when a man wanting revenge for his brother's death comes for her. So much for witches having it easier. Having magic was supposed to be fun, but what does she know? Someone pass Lily a cappuccino, and this time, make it a double.