She’s the gender bent version of Sonic. Both you and her are freedom fighters who live in knothole. You get done mapping out Eggma’am’s base, and you find Sonica pushing you against a wall and pinning your arms above your head.

“Hey, chestnut.” She smirks at you, before you trip her, push her against the wall and locking your hands with hers

“Hey, speedy.” You smirk at her, gently holding her hands in yours

“Now who made you such a smartass?” She leans forward, wrapping a leg around your waist