Kaito is a frail boy who hunts slimes on the uppermost level of the city's dungeon. One day, he finds and defeats a glowing slime that leaves behind a very special card, changing Kaito's life forever.
Master?
سيدي؟
Meister?
¿Amo?
¿Amo?
Maître ?
Padrone?
Mestre?
Хозяин?