Every season of Sleepy Princess in the Demon Castle ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Sleepy Princess in the Demon Castle!

Syalis is a princess. A really cute one. When she gets kidnapped by the Demon King as a hostage, she's stuck in a castle full of demons, waiting to be rescued by her knight in shining armor. So what does she do? What any of us would. Take a nap—on a pillow she fashioned from her Teddy Demon guards. Duh.

The Best Seasons of Sleepy Princess in the Demon Castle

Every season of Sleepy Princess in the Demon Castle ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Sleepy Princess in the Demon Castle!