Kat Kitten is the protagonist of the video game series Gravity Daze (known as Gravity Rush in the West). She is a young woman who wakes up in the floating city of Hekseville with no memory of her past, accompanied by a mysterious cat named Dusty. Kat discovers she can manipulate gravity, allowing her to fly and walk on walls. Throughout the series, she uses her powers to protect the city and its people from various threats and uncover her true origins.