>>40546439She's Rose's right hand (presumably the one he jerks off with) so of course she'll be important.
They also said that she apparently was the one to create the Max Band to let mon Dyna/Gigamax.
I'm fully expecting it to be that she's Magnolia's daughter and Sonia's mother. Probably worked with them on the dynamax research at first, but then felt the allure of big money and went corporate with her research against Magnolia's ideals.