Lupin i Hari su se upoznali kada je Lupin dosao da predaje odbranu od mracnih vestina na Harijevoj trecoj godini Hogwartsa.Oni su od pocetka imali dobar odnos.Lupin ga je naucio kako da se odbrani od dementora,spasao ga je od Snejpa kada ga je ovaj za malo uhvatio sa Banditovom mapoma i oterao dementore od njega u Hogwaorts expressu.Hari saznaje da je Lupin veoma dobro poznavao njegovu majku,a da je bio najbolji prijatelj njegovog oca ceo zivot.U sedmom delu njih dvojica su imali konflikt ali su to razresili.Hari pazi na njegovo dete,Tedija,nakon sto on i Tonks poginu i Bitci za Hogwarts.
Harry: "I didn't think of Voldemort," said Harry honestly. "I -- I remembered those dementors."
"I see," said Lupin thoughtfully. "Well, well . . . I'm impressed. That suggests what you fear most of all is -- fear. Very wise, Harry."
Lupin:"Your parents gave their lives to keep you alive, Harry. A poor way to repay them -- gambling their sacrifice for a bag of magic tricks."
Harry: "I didn't think of Voldemort," said Harry honestly. "I -- I remembered those dementors."
"I see," said Lupin thoughtfully. "Well, well . . . I'm impressed. That suggests what you fear most of all is -- fear. Very wise, Harry."
Lupin:"Your parents gave their lives to keep you alive, Harry. A poor way to repay them -- gambling their sacrifice for a bag of magic tricks."
