She Is a Android from the future but her home was destroyed in the future, she decided to leave into the past going into the universe 7 earth. she already knows much about universe 7 and about goku. Her parents were both girls but they wanted a girl so made a Android with the saiyan DNA of the future goku's dead body and fused into their Android daughters body. then she was born but she grow up fast tho but stopped aging at age 17 and she was born into the world.