He came to a stop in front of her, eyeing her sharply as he shifted from foot to foot, staying in motion without actually moving. "I don't have to justify my request," Derek replied, his tone still deceptively light. "But since you're having 'female problems' this week, Stiles is doing laundry by himself, Isaac is helping me with the demolition in the library, and I don't trust Alice or Alcuin."
He shrugged at her question, dismissively. How was he to know how common twins were among human women?