Suu is a slime girl and one of the main characters in the anime and manga series 'Monster Musume no Iru Nichijou'. She is introduced as an amnesiac slime who is taken in by Kimihito Kurusu, the protagonist. Suu is innocent, curious, and childlike, often getting into trouble due to her naivety. Despite her simple-mindedness, she is very affectionate and forms close bonds with the household members. Suu's unique slime physiology gives her various abilities, from shapeshifting to absorbing water and toxins.