Princess Syalis is trying to get a good night's sleep. Long ago in olden times when people and demons lived together in disharmony, a demon king kidnapped a human princess and imprisoned her in his castle. Bereft, the princess's subjects beat their chests in anguish until a hero arises to the rescue. While she waits for her knight in shining armor, the princess decides to wile away the long hours by sleeping, if it weren't for her pesky insomnia. (from manga)
Princess Syalis is abducted from her home of the Nation of Goodereste by Twilight the Demon King. Despite the horrors lurking in the Demon Castle, all Princess Syalis wants is a good night's sleep.
As Dawner the Hero faces perilous obstacles to rescue Princess Syalis, the princess continues to find creative ways to sleep more comfortably at the Demon Castle.
Princess Syalis is on the loose again meddling with forbidden magical items and causing total mayhem for the Demon Castle.
Complete episode guide for Sleepy Princess in the Demon Castle with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
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