Library

"System, tell me the difference between you and the same summoning system." "Conservation of energy." "What do you mean?" "Energy will not be created or destroyed out of thin air. It can only be converted from one form or object to another form or object, and its total amount remains unchanged..." "Stop, if I add a small piece of dragon bone to the raw materials, what will the resulting sheep look like?" "... Emmm... Let's see." Armed with a system, pretend to be a wizard, and embark on this strange fantasy of swords and magic, dragons and elves.

I brought the teacher system with me, brought swords and rivers and lakes to the Magical Continent, and started a different kind of journey.