Ferris had no idea what 'hyrdrokinesis' meant, but he knew that he hadn't made the water splash like that, so it must have been her. He glanced up again, trying not to stare at her.. foot.. thing.
"I can make it do whatever I want," Ferris replied. He flashed her the hang-ten sign, and out of the pool rose a hand made of water mimicking the shape of his own hand. Ferris considered freezing the water in the pool, or turn it all to steam, but he wasn't really in the mood to show off and the attitude that Arla was giving him was certainly killing his mood.