In a world where music and time intertwine, Ayumu, the Time-Traveling Troubadour, finds himself caught in a paradox that could unravel the fabric of reality itself, as he struggles to return to his own time while saving the future from a catastrophic fate...

In a world where love and betrayal intertwine with the Assassins' Creed, a lethal love letter sets the stage for a tale of passion, deceit, and ultimate sacrifice....