A new planet, Echoa, reverberates with a desperate plea, summoning Cassius and Rowan into cosmic turmoil once again.Change ripples through the universe, and the once-protective Tree whispers of transformation. But what has changed?A vision of conflict leads to an acoustic world, where a vibrant 'sound-scape' shapes reality. Arriving on Echoa as ambassadors, they soon discover an ancient struggle festering beneath the planet's vibrant sound-scape. Is it something natural...or an ancient evil?Within this realm of sonic wonders and dangers, will resolve and intellect be enough to quell the rising threat? Join Earth's ambassadors as they navigate a complex string of loyalty and deception where sound serves as both weapon and salvation. On Echoa, the destiny of a universe striving for harmony hinges upon the balance of sound and silence.