<p>“I want to know who killed me.”<br/>Wishes Queen Ophelia when losing consciousness on the verge of death.<br/>Then, according to an "ancient promise" given only to the owner of the crown, the Fairy King Leah brought Ophelia back to life for ten days.<br/>“I died once. But this time I will do everything I want to do.”<br/>Ophelia's husband, who tried to use her to seize power.<br/>Her brother, who is unreliable and tends to be swayed by those around him.<br/>A knight of the Royal Guard who falls in love with her ......<br/>The list of possible culprits is endless.<br/>Who killed the queen?!<br/>A royal palace mystery begins with a strong slap that will clear the Queen's name before her death!</p>