Sonia

Sonia was Rafael's sister. Sheswas rescued by Paul Knuckles Gekko. she is the only friend of Paul Knuckles Gekko's reincarnation.

Background
Sonia came from a very wealthy family, and led a perfect life. He had a older brother and younger sister. During her older brother's birthday, when he received his gift of "Guardian Eatos", Sonia and her brother were separated from his older brother, the boat went off course and directly into a tidal wave caused by the Queen Orochi but Paul Knuckles Gekko had stopped it and save Julian and his sister.