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Rui and Enmu's Life With the Upper Moons (but mostly Rui's)
FanfictionThis is an au where Rui and Enmu don't die and are taken by Muzan to live with the Upper Moons. Some of the chapters will be Rui writing down events in a journal while others won't. This isn't really a full-blown story and more of a series of onesho...