Watch S1, EP9: The Princess and Hostage Training Week with Fubo for $0 Today
HDSleepy Princess in the Demon Castle30mCrunchyroll
The demon king issues a decree to help Princess Syalis act like a proper hostage.
The demon king issues a decree to help Princess Syalis act like a proper hostage.
More episodes
Sleepy Princess in the Demon Castle
S1, EP10 "The Princess in Endopolis"Princess Syalis is determined to get her hands on the latest and greatest sleep product, but it's only available in the Human Realm.
Sleepy Princess in the Demon Castle
S1, EP11 "The Princess and Troubling Dreams"Princess Syalis feels tired no matter how much sleep she gets, and her troubling dreams don't help.
Sleepy Princess in the Demon Castle
S1, EP12 "Sleeping Princess of the Demon Castle"Despite living as a captive in the Demon Realm, the princess writes a letter to Santa; the letter's contents shock the demon king.
Princess Syalis, a beloved princess, is held captive by a demon lord.
Original Air Date: Oct 6, 2020
Playback: HD
Available on