Isekai Dungeon de RTA summary: RTA (Real Time Attack) is a type of game which only has a single play style.For example, a.s.sume that you are in the RPG and are entrusted a cheap sword and armour with 50 gold from the king.Perhaps you will get angry with the king but then you will equip that sword and armour to go out adventuring.This is the story of a man who does not do things the natural way.