The Dreamy Saint was Chosen to Be the Prince's Bedtime Companion

Luna Merlin attends Glenknight Royal Academy. Although Luna is a saint, she's considered a failure because her only ability is manipulating dreams. One day, while she's enjoying herself by manipulating her dreams as usual, a handsome prince named Andy somehow enters her dream...! Andy suffers from insomnia due to a curse placed on him by a demon, and he asks Luna to save him from his nightmares using her abilities...