Undercover Angel: Grounded

Trainee angel Phoebe Speedwell is stuck in the human realm and under strict instructions not to do ANYTHING. Which is tricky when she finds a dangerous beast in the school basement and unwelcome guests on her doorstep. Helped only by her banshee best friend, a terrified trainee who's completely out of his depth and a football-obsessed schoolboy, will Phoebe risk losing everything, reveal her secret identity and use her powers to save everyone?