The Last Ascendant (Ascendants #1)

Middoni, a young Aquarian, is burdened with the fate of his entire tribe. Syron, a hot tempered Aries, is forced to find a way to free his people from the clutches of Sagittarius. Unbeknownst to them, their journeys have a strong connection. Facing opposition from Libra, Gemini and Sagittarius, Middoni and Syron have to come together and brave the mysteries of their ill-fated adventure.