The song "Book" by Jeong Sewoon tells the story of someone who finds solace in reading a book. The lyrics depict how the person can find happiness and escape from their problems through the pages of a book. The song acknowledges that even though the story may be cliché or over-the-top, it still brings joy to the reader. The protagonist expresses their anticipation and excitement from the morning as they wait for the story to unfold, comparing it to a drama. They find comfort in being able to focus on one book and being captivated by it. The lyrics emphasize the idea that even if the plot is predictable or the events seem exaggerated, the joy and happiness it brings are genuine. Throughout the song, Jeong Sewoon highlights the idea that reading a book can transport someone to a different world and provide them with a sense of fulfillment. He expresses how the story becomes a part of their daily life, echoing the sentiment of finding solace and happiness within its pages. Additionally, the lyrics mention the desire to experience the story again and again, comparing it to the feeling of wanting to read a book multiple times. The protagonist subtly asks if the listener/readers would allow them to continue experiencing the joy and meaning found within the book. Overall, "Book" portrays the power of literature and storytelling as a means to escape, find happiness, and create a personal connection with a fictional world.