Nicole expresses her amazement upon discovering that all the books she was looking for were found. This implies that there was a sense of loss or urgency in her search, making the revelation significant. The mention of the book "Remember Me?" by Sophie Kinsella suggests that it holds some personal value or relevance to the characters involved.
This context hints at themes of nostalgia and the importance of memories attached to literature. The characters' relationship with the books, particularly in light of Nicole's reaction, emphasizes how literature can evoke strong emotions and connections.