However, now that he had learned about the Book of Salvation secretly skimming Divinity Power, the Librarian's words gave him the impression of 'playing the saint while engaging in trickery.'
Control over Power Capability was a matter for the Apostles themselves, whereas providing sufficient Divinity Props was a choice made by the Book of Salvation.
When the boss pays the salaries, he surely can't deduct an employee's wages with the excuse that 'you can't spend so much money, I'm afraid you'll become a slave to cash,' right?
This is bandit logic, clearly a pretext to cover up their own exploitative actions.
[Seeing you nodding continuously and humbly accepting, the 'Librarian' continued with satisfaction...]
[Now that you have become immortal, you are entitled to more information about Doomsday.]
[The first piece of information he wants to tell you is about 'Chaos,' which you've been puzzled by!]