Perhaps it was due to William's placid tone, but the three goddesses didn't respond to his query.
This was something that was straightforward to discern—to most Void Sovereigns, it was undoubtedly unforeseen that he, the Moon Realm Calamity, would return to this world 1,008 years later.
Hence, the Lady of Starvation's approach to transforming her birth timeline into Currere's true history wasn't to make use of his conceivable Precept from the outset.
This could be substantiated by the information left behind by Sibylla and Nehe.
In that case, ensnaring him in this timeline wasn't as much a component of Their plan from the outset. It was more akin to Them attempting to outmaneuver him out of helplessness. And now, Their machinations as if everything was within Their control were solely to augment the pressure on him.
Seasoned negotiators frequently presented an unacceptable price before commencing to lower the price.