Young unicorns Celestia and Luna have grown up alone in a world of anarchy and danger. They will embark on a journey to find the mythical Eternal Stones and bring peace to Equestria. But they must be weary of others who wish to find the stones first.

"More equine than equine." That was the motto of the Turner Corporation, the creators of pony-like androids known as replicants. Illegal in Las Pegasus, Blade Trotter Rainbow Dash is tasked with retiring the deadly replicants.