The cute and cuddly pet of 10-year-old Laura, Hamtaro is a small hamster with a big sense of adventure! Join Hamtaro and the adorable rodent rascals who captured the hearts of millions of children the world over.

A new guardian "angelus" uncovers a secret behind the Angelus System's bureaucracy that leads him to break its official rules about protecting humans.

The character line's name is a play on the Japanese word "bosa bosa," which means both dishevelled hair, and to while away the time. The characters are animals who live the way they are. The anime will focus on the everyday life of bunny Sakura, the cat Kathy, and the hamster Ran.