It's nearly the end of term and Ella and her angelic classmates are all desperate to get their sapphire halos. Ella is so close, but when she's naughty and has halo points deducted from her card, it feels as though she'll never get her glistening halo. When the school's water supply is jammed, it looks like sports day is going to be cancelled. Can Ella find a way to save sports day, get the water supply back and earn her sapphire halo?
