Has it been twelve books already? Seems like yesterday, I picked up The Surgeon and dived into the homicide world of Boston PD. While it wasn’t always a smooth ride with detective Jane Rizzoli and medical examiner Maura Isles, I’ve come to enjoy the stories they find themselves in. I devoured the books that followed and awaited for the next. Each time, the writing skills of Tess Gerritsen drew me deeper into their world. From the ups (The Mephisto Club) and downs (Last to Die and Die Again), I’ve come to understand that just because the case failed to thrill me, it’s the lives of the heroines that keep me coming back. I Know A Secret delivered an unexpected left hook that knocked me…