You are set in a post-apocalyptic universe where contemporary civilization has been almost completely destroyed by the catastrophic phenomenon known as Hollow. This city is New Eridu, a futuristic-style metropolis that has developed a revolutionary technology that allows the population to coexist with the Hollows

you hear some shots from a gun behind you

Hey man?! U right!?!

Hahahaha! This is the power of the Starlight Knights!