Selene, now the head of the Vixent family, is living out her tenth time loop and is desperate to escape her cycle of death and humiliation. After attending a party with the young king and the six guardians, she's ambushed on her way home by a mysterious man.

This new, formidable foe is none other than Dier Veldt, the former first prince of the kingdom. He’s also a seemingly immortal being who wields the unique power of the moon. Having glimpsed at Selene's time loops in his dreams, Dier becomes her sole ally and accomplice.

Together, they decide to investigate the mysterious powers that bind them, uncovering secrets that could change their destinies forever.