The way that Grace made her decision left no one with a word to say against her. Even Clark felt that this was the right moment to do thus.
Yes, the injury had happened fairly recently. They had been in the violent jungle. However, since that time, Grace had been able to greatly recover due to their experiences within the jungle. Within the dungeons of the violent jungle.
The benefits from the unique atmosphere of the butterfly paradise dungeon had been enough to greatly relieve the injury that grace had suffered to herself due to the partial fusion with the first finch.
While still foolish, it had saved them from a pack of beasts in the water. Therefore, no one had faulted Grace. But now, she had to handle the last of the injury she acquired. Due to it, her frost finch had suffered and even grown weaker. This wasn't because it lacked energy, but because it forcefully held back energy.
Creation is hard, cheer me up!