After defeating Blaze and the Swift Kin, SweetClan is at peace. However, these peace does not last long. The Dark Forest seems to be growing out of control and a new group of cats called the Destinies settling just outside SweetClan territory. Lead by Rockie, the Destinies hold mysterious powers that are extremely dangerous. Can Lightningstar lead his Clan through yet another trying time? And what terrors are yet to come?