Lupin used it during one of his [[Harry Potter and Remus Lupin's private lessons|Anti-Dementor lessons]] with [[Harry Potter]]. He placed the spellbook within a secret passageway accessed through the cupboard in [[Cuthbert Binns|Professor Cuthbert Binns]]'s [[History of Magic]] [[Classroom 4F|classroom]], and put a [[Boggart]] there also, knowing it would become a [[Dementor]]<ref>''[[Harry Potter and the Prisoner of Azkaban (video game)]]'' - PS2 version.</ref>. Harry took the book with him and presumably gave it back to Lupin afterwards.
Lupin used it during one of his [[Harry Potter and Remus Lupin's private lessons|Anti-Dementor lessons]] with [[Harry Potter]]. He placed the spellbook within a secret passageway accessed through the cupboard in [[Cuthbert Binns|Professor Cuthbert Binns]]'s [[History of Magic]] [[Classroom 4F|classroom]], and put a [[Boggart]] there also, knowing it would become a [[Dementor]]<ref>''[[Harry Potter and the Prisoner of Azkaban (video game)]]'' - PS2 version.</ref>. Harry took the book with him and presumably gave it back to Lupin afterwards.
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==Appearances==
==Appearances==
*''[[Harry Potter and the Prisoner of Azkaban (video game)]]'' {{1st}}
*''[[Harry Potter and the Prisoner of Azkaban (video game)]]'' {{1st}}
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