Living in a cupboard under the stairs, wearing your brother’s hand-me-downs, and having no parental care—this could end well. The reward will be an unusual school and devoted friends. And there is also an entire world with a magical mirror and the philosopher’s stone.
But it is available only to a selfless person. To find out whether the main character of the book is truly that kind of person, you must read it all the way to the end.