Once he can see that Jolie is swimming alright, Serph swims alongside her. He doesn't have a towel to dry off, but it doesn't exactly occur to him that he should need one; he's lived 5 years beneath neverending rain, so being soaked through has never really affected him.

But his wings are another matter, water clinging to them weighing them down significantly. Serph shakes them out like a dog, without care for where all the water is flying.