Fics like Rest Well, Leo

Takes place after chapter 293. Leo collapses from exhaustion, so Sya takes care of him and that includes taking down a tentacled monster that he summons in his sleep.

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1. The Daily Life of a Househusband by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
2. The Playful Beast In The Beauty by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
3. The Princess and the Harpy by FreezingKaiju (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
4. Slumbering By The Benches by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
5. A Demon Guide by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
6. Things You Hear Don't Match To Reality by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
7. Intertwining With the Present by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
8. Butterfly Effect by rwwpofiid (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
9. A Gentle Nudge by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
10. Who? by AndraZimus (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
11. Dream by EastOfEarth (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
12. The Butcher and the Cleric by cyan96 (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
13. Fade Away by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
14. Everyone x Princess Syalis (Minus Leo bc he gets too much attention) by ALMONDMlLK (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
15. darling i’d wait for you by dontheckinswear (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
16. The Dangers of Mixing Business (Trips) with Pleasure by MarshmallowBirb (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
17. Slipping Away Again by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
18. Helpless to Serve by unlockthelore (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
19. Sweet Dreams My Princess by hellcatinnc (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
20. Looking More (REDACTED) By The Day by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))