"Even Christian—the poster child for "smartass"—looked grim."

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Zia turned toward us, her expression grim. “I will show you to your quarters. In the morning, your testing begins. We will see what magic you know, and how you know it.” I wasn’t sure what she meant by that, but I exchanged an uneasy look with Sadie. “Sounds fun,” Sadie ventured. “And it we fail this test?” Zia regarded her coldly. “This is not the sort of test you fail, Sadie Kane. You pass or you die.

— Rick Riordan