The Anime Lad
Princess Syalis has been kidnapped by the Demon King and confined to his castle. She is less concerned with rescue than achieving suitable sleep. Her cell lacks proper bedding, so she begins sourcing materials from nearby demons and castle fixtures. The captors gradually acquire the burden of supervision.
Super Eyepatch Fox
A Demon King kidnaps Princess Syalis. She evaluates the cell and finds the sleep conditions unacceptable. Every episode gives her a new comfort problem to solve using whatever the castle contains. The demons become guards, victims, and exhausted caretakers. Bedtime drives a compact machine of escalating fantasy slapstick.
Gigguku
Princess Syalis refuses to let imprisonment interfere with perfect sleep. If the pillow is wrong, she will remake it. If the castle blocks her, the castle becomes supplies. Doga Kobo keeps finding new ways to turn one bedtime goal into fearless chaos, while the demons realize they kidnapped their own management problem!
Father's Basement
The series repeats one joke with the confidence of someone pressing snooze for the ninth time. Fortunately, the joke has excellent machinery. Syalis approaches comfort like a ruthless engineer, each castle obstacle suggests a fresh solution, and the demons' growing alarm supplies enough variation to sustain the premise.