「佛地魔的僕人已被束縛了十二年之久，今晚午夜以前，他將幫助佛地魔東山再起……」
 
哈利波特升上三年級了，占卜學教授卻對他發出可怕的預言，到底「佛地魔的僕人」指的是誰？
 
暑假才剛要結束，阿茲卡班監獄就發生了空前的越獄事件！傳言逃犯天狼星‧布萊克就是十三年前出賣了詹姆和莉莉的人！現在他將矛頭指向哈利波特，因此連一向安全的霍格華茲學校，也進駐了魔法界最令人膽寒的獄卒「催狂魔」負責守護，校園裡一片風聲鶴唳！
 
除了要防範天狼星‧布萊克的偷襲行動，更讓哈利波特覺得丟臉的是，他一碰到全身罩著斗篷、陰森恐部的「催狂魔」就會昏倒！同時寒意竄入他的胸膛、腦袋裡不斷出現莫名的尖叫聲，並吸去他所有快樂的感覺。哈利波特要如何對抗「催狂魔」的威脅，並趕在午夜時限到達之前，找出潛伏的佛地魔僕人，阻止一場大災難的發生呢？……


When the Knight Bus crashes through the darkness and screeches to a halt in front of him, it's the start of another far from ordinary year at Hogwarts for Harry Potter. Sirius Black, escaped mass-murderer and follower of Lord Voldemort, is on the run - and they say he is coming after Harry.

In his first ever Divination class, Professor Trelawney sees an omen of death in Harry's tea leaves ...But perhaps most terrifying of all are the Dementors patrolling the school grounds, with their soul-sucking kiss.

These new editions of the classic and internationally bestselling, multi-award-winning series feature instantly pick-up-able new jackets by Jonny Duddle, with huge child appeal, to bring Harry Potter to the next generation of readers. It's time to PASS THE MAGIC ON ...