Survival of a World War 2 as a medic

You are a medic of World War 2 the area around you is covered in blood and ash and your only goal is to keep your allies and yourself alive as your comrades need to take the beaches of Normandy from the Nazis and you can pick from 2 classes but depending on which class you will either be a scared medic that can revive allies or a combat medic who can only revive close allies