"Look, i know, the school is in danger too, but, please, dont" Libbys eyes were now full of desperation. "Please" she repeated. She didnt want him to get into trouble. "We can back them off with the stupify and (soz cant spel it) per(somthing) totalus, and get back to the school. They will have their own defences. We cant battle them anyway, we are first years! There'll probably be loads of them out there!"