Lisa Livingston is a teenage girl who uses a wheelchair and participates as a short-distance wheelchair athlete. She is described as someone who loves the open sky, and she maintains a cheerful and curious disposition. After the mysterious event known as the Reflection, her wheelchair gained the ability to transform into a giant robot, a power that is fueled by her imagination. Within the story, she is one of the individuals affected by the Reflection, and her upbeat personality and resourcefulness allow her to adapt to her new abilities. Her role in the series involves using her transformed wheelchair to engage in the conflicts that arise among the Reflected. No detailed information about her key relationships or character development is widely documented.