A call of souls. Union of power. Transcendent of time. Sterling Wayfairer has one goal for his senior year: make his mark. But things don't go as planned when he starts to encounter his mysterious classmate Tetra. Tetra not only has answers to the recent disappearances, but Sterling will soon find, that making his mark isn't all it's cracked up to be. Sterling discovers he shares a spiritual bond with Tetra, and that only their power has the ability to stop the malevolent evil they face. They must work together or risk the destruction of their world.