Christine

“Frank heard a laugh behind him. He glanced back and couldn't believe what he saw. Nico di Angelo was actually smiling.

"That's more like it," Nico said. "Let's turn this tide!”
― Rick Riordan, The House of Hades

“With great power... comes great need to take a nap. Wake me up later.”
― Rick Riordan, The Last Olympian

“He carried so much sadness and loneliness, so much heartache. Yet he put his mission first. He persevered. Reyna respected that. She understood that. She'd never been a touchy-feely person, but she had the strangest desire to drape her cloak over Nico's shoulders and tuck him in. She mentally chided herself. He was a comrade, not her little brother. He wouldn't appreciate the gesture.”
― Rick Riordan, The Blood of Olympus

“He turned, registering a face with blond hair, and for a split second he thought it was Will Solace. When Nico realized it was Jason, he was disappointed. Then he felt angry with himself for feeling that way.”
― Rick Riordan, The Blood of Olympus