Hiroki and his friends are aspiring to become adventurers. After an incident involving them and a guild master, they have seen the children's power and begged them for help. Due to the minimum age required to be an adventurer, they are still two years away to be called full-fledged adventurers! Fortunately, they were still able to accept quests due to some adjustments made by the crafty guild master! And so, Hiroki's adventure with his friends begins – starting from high-difficulty quests that the adventurers are having a hard time completing!
Romaji Title: Bōken-sha, Hanzai-sha, Monsutā de Ippai no Sekai!!