Love is the most powerful magic

End of Volume 4: Dumbledore negated Voldemort's plans, giving him back his teenage soul and body. Tom is 15 and he began his 5th year in Hogwarts, with of course, Harry Potter. Harry, who had just received the task of watching over Tom. Isn't he too young to complete successfully this duty? Are the mistakes of the past doomed to reoccur? Harry is about to discover that.