[Remus follows her into the room, wondering at the spell before he's standing there, listening to her stumble through her explanation, but by the end of it, he's frozen, standing there stiffly across from her, trying to school his face neutral to disguise the fact that he wants nothing more in that moment to either start crying, screaming, or to run away as fast as he can. So instead he says, in the most neutral way that he can:]
no subject
...whatever gave you that idea?