The Quantum Theory

A moon ago, one stormy night, Fernpaws and Spiretwist went foraging a foreign territory alone. Only Spiretwist came back...
Now, rumors are spreading. Cats believe Fernpaws is alive, but too haunted to return home to the Stormclaws, her tribe. But the question is, who made her fearful enough not to come back?
Lilycub is only two moons old. But at her paws is a greater destiny than any grown legionnaire or scout could ever aspire to have. A mystery is unravelling, and she's not sure she wants to be part of it.
Oryxlight is the brother of Fernpaws and Spiretwist, and the leader of the Stormclaws, and only wants to know what happened to her. but Spiretwist seems to know little of the fate that befell their sister... or so it seems. He thinks that she is dead... that is, until, one night, he goes foraging where she and Spiretwist went that fateful day, and sees her face to face... and the only way to bring her back is by avenging her, and striking down the one who wronged her...
Yasmine was Fernpaws human owner, and she feels something is amis, as Fernpaws has not returned for a month now. what is going on? Yamine doesn't know, but she'll give anything to find out.
The line between friend and fiend is blurring. War will break, sides they'll take, and cats of storm, wind, and earth, must come together, or everything shall be lost...