Guarding Sweetheart was a very popular Japanese anime that told the story of a group of primary school students and their guardian sweetheart. If I had to recommend a good novel to protect my sweetheart, I would recommend " Protect My Sweetheart!" This was a novel with more than 100 chapters that told the story from the beginning to the end. This novel mainly narrated the story between the elementary school student Yamu Fujisaki and her guardians, Miki, Miyuki, Mai Ya, and Rei Saten. In the story, they experienced many challenges and difficulties, including their relationships with other anime characters, as well as the challenges of school and social problems. This novel also involved the magic of protecting sweetheart, transformation, songs and other elements to allow readers to have a deeper understanding of this anime. In addition, there were many interesting characters and plots in the novel that were worth reading.