Caitlin

“Also, he was reluctant to share his one clear memory: Annabeth's face, her blond hair and gray eyes, the way she laughed, threw her arms around him, and gave him a kiss whenever he did something stupid.

She must have kissed me a lot, Percy thought.

He feared that if he spoke about that memory to anyone, I would evaporate like a dream. He couldn't risk that.”
― Rick Riordan, The Son of Neptune

“Think positive. Tomorrow you’re off to camp! After orientation, you’ve got your date—”
“It’s not a date!” I protested. “It’s just Annabeth, Mom. Jeez!”
“She’s coming all the way from camp to meet you.”
“Well, yeah.”
“You’re going to the movies.”
“Yeah.”
“Just the two of you.”
“Mom!”
She held up her hands in surrender, but I could tell she was trying hard not to smile.”
― Rick Riordan, The Battle of the Labyrinth

“It's okay,” he said. “We're together.” He didn't say you're okay, or we're alive. After all they'd been through over the last year, he knew that the most important thing was that they were together. She loved him for saying that.”
― Rick Riordan, The Mark of Athena

“Percy pulled Annabeth close and kissed her...long enough for it to get really awkward for Piper, though she said nothing. She thought about the old rule of Aphrodite's cabin: that to be recognized as a daughter of the love goddess, you had to break someone's heart. Piper had long ago decided to change that rule. Percy and Annabeth were a perfect example of why. You should have to make someone`s heart whole; that was a much better test.”
― Rick Riordan, The Blood of Olympus