Carissa being harassed by the ghost in the pool!

Description: Carissa gets in the pool in her tiny blue micro bikini, looking forward to what she thinks will be an easy underwater swim.  little does she know that she has a poltergeist lurking underwater, ready to steal her mask, hold her down, and try to pull her regulator out of her mouth!  carissa wears her trusty side "piece" however she never draws it for she is overcome with fear each time the poltergeist ambushes her and tries to take her down.  watch as she struggles to get away from this invisible threat, pulling back her mask when it's knocked off, tug-a-war pulling her regulator back when it is swiped from her mouth, and bucks the invisible being off her back when pushed down to the bottom of the pool. will carissa prevail or will she be at the mercy of the poltergeist's whim?