1. Shiraki
- Earth-side protagonist: a modern Japanese man and the core persona of all his fragments.
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2. Reverie Metherlence
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- The first fragment introduced, from Elemental Galade, and the first to take Shiraki's virginity—and vice versa.
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3. Kiana Kaslana (Sirin)
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- The second/third fragment introduced, from Honkai; they have not yet consummated their relationship.
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4. Kachou Kanae
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- The fourth fragment introduced, from Demon Slayer; participates in a threesome with Reverie and Shiraki.