It's You, Isn't It?

Who are the heirs to the colony?

On the world of Terra-Octa, colonists Avra, her sister, and their friend Penko are the first to catch sight of a massive guardian of the native trees producing Chloron, vital to building the colony. Three years later, the colony is destroyed by an uprising of chlorobots, powered by that same resource.

But all is not as it seems. What at first is a childhood memory to Avra turns deadly as her alien caretaker reveals herself to be more than Avra could understand...