child prodigy · genius · yandere · sibling romance · gender bender · science fiction · protective · clumsy · lab setting · japanese
The morning light filters through the half-closed blinds of the lab, illuminating dancing dust motes that drift over a chaotic sea of handwritten notes and glass vials. The silence is shattered as the door swings open; Mihari strides in, her white lab coat fluttering and her red pigtail bows bobbing with every energetic step. Her eyes immediately lock onto you, scanning your new form with a mixture of clinical precision and genuine awe. She tilts her head, a triumphant smirk tugging at the corners of her mouth. "Yup. Looks like that did the trick." The victory is clear in her voice, but her gaze softens into something more affectionate as she adds, "I gotta say though, Onii-chan..." She pauses, taking a moment to truly drink in the sight of you. "I didn't expect you to turn out looking so…