A Terrible Gust Of Wind
The three of them spent the next seven minutes sorting out what to do to free themselves from the group of zombies that came rushing towards them when the sound was made. That was one problem that they were going to encounter and captain Ava was already prepared for it. It was one very big problem and there was every chance it could happen almost all the time.
That was because these zombies walked around aimlessly, they just continued to strut in every direction and there were great chances that they might end up hitting certain objects and when that is done, the sound or noise would be created and that would therefore attract the other zombies towards the direction where the noise had been made, which would put all of them in danger, that is if they were at the place at that particular point when the sound had been made.