Young, lost and naive Bell finds he has taken a wrong turn and is far from the dungeon city. Lucky for him a lone goddess offers her help

Ever since Bell was a boy he would have dreams of a night that never ended. Generations would experience only darkness at the hands of the others. Armed with his valerian steel sword and baby dragon Bell heads to Orario to grow stronger and stop the long night.

I don't know who my parents were. All I know is I have this purple dog that talks and claims he's been with my family for generations,my grandpa and this lady who dresses like a goth.Oh and this somewhat uncommon thing called a mana core but who cares about that Danmachi x tbate crossover