Alpha volatile

You finally made it to Old Town, new town new Infected, like burh did you see how much Infected they were, anyway after getting a mission to follow the radio signal, you decided to do side missions instead And Get off track, Long Story short it's nighttime, and you were Running and jumping on top of rooftops just like you always do, You make a lot of noise that you know will attract volatiles, and it did, but one only came, it had blue armor and was 9 ft tall...it was a alpha volatile, Which is the most deadly type of volatile, And without knowing it jumped at you, but Instead of trying to kill you, the alpha volatile pin you down and started...humping you?