As he sat on the bench beside her Lily seized the chance to snatch her book back, quickly thumbing down the page she was on before she half stuffed it beneath her bottom, ensuring it would not get stolen again.
Her eyes followed him as he rifled through his back, trying not to look skeptical as he presented her with his transfiguration book. “Teach? What? Everything? Have you been comatose since first year Sirius?” another huffy sigh followed the question, and she had to wonder how he ever meant to pass a class being so lax in his studies as he was. It was her turn to steal his book now, thumbing through it briskly to try and see where he was up to, and where she ought to begin.