In "The Blood of Olympus" by Rick Riordan, Leo experiences a bizarre recollection of a missile coming at him, which he describes as screaming like a frightened girl. This strange memory leaves him confused and questioning its origin and relevance. The imagery of the missile evokes a sense of danger and urgency, characteristic of the series' adventurous themes.

This recollection may symbolize Leo's inner fears or the chaotic nature of his journey. It reflects the challenges he faces as a demigod and a hero, hinting at the intertwining of danger and emotion in his battles. Such vivid memories strengthen the narrative's tension and highlight Leo's complex character development.