Cassie the Hippo is the son of the chief of police In the city of

Las Americas. His father's lessons have taught him to always fight for justice no matter the cost. Cassie adores his twin sister Pollie and is assisting in helping her live out her dream of becoming the chief of police someday. Cassie considers himself the best assistant in the city.

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"Pollie, there's no criminal in the city that can outsmart us...!"

                        - Cassie the Hippo