The original female protagonist of Conan Doujin novels and the novel with Kudo Shinichi as the ending can refer to the following suggestions: 1 " Conan and Shinichi's First Love ": This novel tells the story of a girl named Sae who became Conan's classmate and fell in love with him. At the end of the story, Sae and Conan ended up together. Conan and Xiao Ai's Escape: This novel tells the story of Conan and Xiao Ai experiencing a series of dangerous events together and developing feelings for Xiao Ai. At the end of the story, Conan and Xiao Ai finally solved the incident and got together. 3. The Rebirth of Conan and Haihara: This novel tells the love story between Conan and Haihara and explored philosophical issues such as time travel and rebirth. At the end of the story, Conan and Haihara traveled to the future and met again. The above recommended Conan Doujin novels are all novels with the original female protagonist and Kudo Shinichi as the ending. I hope you will like them.