The atmosphere within the granary became increasingly dangerous. The Fear Qi and Water Qi fought each other, establishing their respective domains. The Water Qi retreated into the Water while the Fear Qi occupied the air.
In her hurry, Re'Kha had killed a lot of Kalhas in the end. If the Fear Qi in them was purified when they were alive, they turned into normal eyeballs, crushing which wouldn't affect anyone. But, if they were crushed while alive, their body matter turned into a poison that would continue to generate Fear Qi until it was wholly consumed or destroyed by the ambient Elemental Qi.
Unfortunately for her, Re'Kha fell unconscious on the floor, which subjected her to the Fear Qi in the air. The Fear Qi hadn't yet entered a state of passiveness, still driven by the will the Kalhas had imbued in it. So, it targeted Re'Kha.
