Sランクモンスターの《ベヒーモス》だけどネコと間違われてエルフ娘の騎士として暮らしています

エルフの少女・アリアは冒険者。

Elven girl, Aria is an adventurer. A small beast with an adorable face embraces Arias fruitful chest, she decides to keep it as a pet and names it Tama. At first sight its just an average cat, but Aria has yet to notice that Tama is a former Knight and that his identity is not a cat, but a young monster of the strongest class Behemoth.