A young emperor, bound by a mysterious symphony, must choose between his past and future, as ancient prophecies and his own destiny intertwine in a race against time....

In a dystopian future, a young woman discovers the echoes of an ancient emperor's prophecy, leading her on a perilous quest to unravel the truth and ignite a revolution....

When a Roman general is transported into a parallel universe, he must navigate a realm where the echoes of his past echo forward, leading him on a thrilling quest to uncover the truth about his own identity and the fate of the empire....