Unnoticed by her, but not by him. Gabriel tenses abruptly. Regan looks so like her daughter sometimes that it hurts, and now he can almost hear River's agitated mutter.

"Twenty needles in her brain - slice her scalp..."

He reaches out quickly and catches her wrist, pulling her hand away from her forehead and keeping hold of it.

"Effects, yes." His voice sounds odd in his own ears, too level and carefully controlled. "There were some."