Ryoma Takebayashi is a young boy living by himself in a forest, who, in a previous lifetime, used to be a tortured middle-aged Japanese office worker. He meets a group of distressed travelers in the forest, and decides to save them.
Cleaner slimes clean things
by eating dirt and grime.
تنظف السلايمز المنظف الأشياء عن طريق 
.تناولها للأوساخ والغبار
Las babosas limpiadoras,
limpian las cosas…
Los slimes limpiadores limpian las cosas
comiéndose la suciedad.
Les slimes nettoyeurs mangent la saleté
et enlèvent même les odeurs.
Gli slime pulitori 
mangiano la polvere e la sporcizia.
Os slimes limpadores limpam
locais se alimentando da sujeira.