sugar lights (umamusume)
Character from Umamusume.
A scientist horse girl who is confined to a wheelchair due to injuries in the past, she wants to realize her dreams, presumably of becoming a successful runner, through her invention.
She is the host of the Run, Mecha Umamusume! scenario, being the creator of Mecha Umamusume ST-2 (or "Saty" for short), built in her image.