Final answer:
Aven, Connor, and Zion let their lights shine by running away from the heat and the light they couldn't bear, thus preventing their country from being invaded again.
Step-by-step explanation:
In the story, Aven, Connor, and Zion decided to let their lights shine by running away from the heat and light that they could not bear. They ran away in panic, leaving behind their guns and ammunition. By doing so, they were able to be free from the scorching heat and they prevented their country from being invaded again.