tower

Once every ten years, a flock of monsters that have reached their breeding season are thrown out of the dungeon. To save a small village abandoned on the outskirts, the elven knight Seryl single-handedly challenges a dungeon filled with monsters....

Day-to-day hero was bored in life: Your pick up the book on the way home of the school. The book in this that you can receive a summons from another world, Your response to the summons. It met with summoned earlier than a princess of the country....