The Hostage Situation

A Gringotts robbery in broad daylight, the largest team of Aurors, unidentifiable criminals and a hostage being shot every sixty seconds. With Draco and Hermione held hostage and Ron, Harry and Pansy working the case from the outside, will it be long before one of their very own are murdered? "Im sorry." Hermione nodded, giving Draco a small smile. A pause. Then- "Sectumsempra!"