A captured princess just wants a good night’s sleep! Shhh…
Kidnapped by the Demon King and imprisoned in his castle, Princess Syalis is…bored.
Winter has come, and Princess Syalis will do anything to stay warm, including creating a DIY magical devic
Sleepy Princess in the Demon Castle
The story follows Princess Syalis, a young princess who was kidnapped by the demon king, and her quest to sleep well while imprisoned.