"Julia is dismayed to learn that Coach Marissa has to leave the Vipers swim team for an urgent family matter. Coach Nathan, their new temporary coach, is strict and humorless. He doesn't even let them have Splash Time! And it's not just Julia who's upset — two of her teammates have even quit the team. So it's no surprise that the team is not enthusiastic when Coach Nathan asks them to put together a car wash fundraiser for the team. But then they...