Invading Gringotts
"It will serve as payment for hiring you, and as a show of my sincerity."
In a private room in Shelter No. 2, Harry handed Gryffindor's Sword to the goblins before him, whose expressions were complicated, offering them a reason to cooperate with his plan. "I think you can tell that this Gryffindor's Sword is genuine."
"Yes, it is genuine."
Yet neither goblin showed any joy. They felt that Harry had never intended to honor his promise and hand over Gryffindor's Sword from the very beginning.
"I know your concerns. We can make an Unbreakable Vow. You help us enter the Lestrange Vault and retrieve Hufflepuff's Goblet hidden inside, and I will give you Gryffindor's Sword as payment for helping me obtain the Goblet."
"Hufflepuff's Goblet? Are you sure the Lestrange Vault contains such a thing?" The two goblins exchanged glances.
There was no helping it—Harry Potter was simply too sincere.
Since he was willing to make an Unbreakable Vow, it meant he had never intended to break the agreement.
Only—
"Yes, it does. If you really want to know why we are willing to trade this sword for the Goblet, I can tell you, but I doubt you would want to know."
"Enough. If you don't agree, forget it. We've already been sincere enough, so don't keep pushing your luck," Ron said at just the right moment, cutting off the goblins' thoughts.
"We agree."
Things went even more smoothly than Harry had expected.
Of course, that was also because this was the goblins' only chance in nearly a thousand years to reclaim Gryffindor's Sword. They could not easily give up such an opportunity. As for why Harry wanted that Goblet, it had nothing to do with the goblins.
Especially since Harry Potter was willing to make an