She later becomes the protagonist of "Magical Girl Lyrical Nanoha Vivid", where she obtains an intelligent device called Sacred Heart (nickname Kris), which consists of a crystal similar to Raising Heart stored inside (and animating) a stuffed rabbit.
She later becomes the protagonist of "Magical Girl Lyrical Nanoha Vivid", Nanoha gave her an intelligent device which Vivio named Sacred Heart (nickname Kris) after Nanoha's Raising Heart. It's a crystal similar to Raising Heart stored inside (and animating) a stuffed rabbit.