The hunger of wolfs

In a time where Britain and America are at war and the whole rest of the world on either side, the American government plan to creat a virus to wipe out the British allied forces however the virus infected more than just Britain and the countries aiding them. A virus that by day turns them into flesh hungry, mindless creatures and by night wolf like relying on hearing and smell. A young women by the name of Jess helped work on the virus, she might be the only one able to stop it.