Задали написать сочинение о приключении на 100 слов оч

Once a boy named Harry had got a letter from one school. He was very happy to be there and learn magic. But every year he got in some adventure. Once he killed a giant snake inside a ginormous secret chamber, then helped the magic world to get rid of crazy maniac with mania of pureblood. Then Harry graduated from school. What a great adventure it was.