[MIRROR] Disallow bullets to reach hostage when attacker is turned away

code/modules/projectiles/projectile.dm

@@ -303,7 +303,7 @@
 		if(istype(A, /mob/living))
 			//if they have a neck grab on someone, that person gets hit instead
 			var/obj/item/grab/G = locate() in M
-			if(G && G.shield_assailant())
+			if(G && G.shield_assailant() && src.dir == GLOB.reverse_dir[M.dir])
 				G.affecting.visible_message(SPAN_DANGER("\The [M] uses \the [G.affecting] as a shield!"))
 				if(Bump(G.affecting, forced=1))
 					return //If Bump() returns 0 (keep going) then we continue on to attack M.