In "The Hidden Oracle" by Rick Riordan, a character encounters a woman identified as the Sacred Sibyl. The speaker expresses concern about her unusual appearance, specifically noting her noticeably swollen midsection. This prompts the woman to respond, revealing that she is actually seven months pregnant, which surprises the speaker and adds some humor to the interaction. This moment highlights the blend of the mystical and the mundane within the story. It showcases the confusion that can arise when confronting a character associated with prophecy and wisdom while also managing a very human experience of pregnancy. The exchange signifies the intertwining of the characters' worlds and ultimately sets the tone for the adventure that lies ahead.