Unveiling Secrets in 'Sleepy Princess in the Demon Castle' Chapter 399

In the latest chapter of 'Sleepy Princess in the Demon Castle', readers are taken on a journey as the cursed musician participates in an audition for a heavenly investigation. The stakes are high as they strive to pass the unit audition with their chosen partner. This chapter promises to reveal a shocking new fact that will leave fans eagerly anticipating the next installment. Be sure to catch this must-see episode in Weekly Shonen Sunday Issue 23.