Damn, there's so much going on I don't even know where to start...

https://en.wikipedia.org/wiki/Moral_hazard

https://en.wikipedia.org/wiki/Prisoner%27s_dilemma#The_iterated_prisoner's_dilemma

And be that as it may deontology has to be opposed to consequentialism (they aren't really, if you don't conveniently cherry-pick particular frames of reference or time spans) how does that say a iota about lying? You can even be a saint, but if nazis were to knock at your door, you wouldn't reveal the people hidden in the basement.

No shit ethics and morality are completely different from whatever real rational expectations you'd have of them, if you somehow introduce "ontologically indissoluble and unavoidable" pacts/contracts/bindings that can assure you of a certain behavior no matter what.