In this second gripping volume, Nanami grows more comfortable in her role as warrior princess in a parallel world that only appears when she and her fellow actors start rehearsing their play, but the pressure on her is building from all sides: she must fight ever greater threats in the Invisible Kingdom, her parents are on her case, her nemesis at school won't stop pestering her, her best friend feels left out, she's lost the magical book entrusted to her, her cat's gone missing, and a mysterious stranger asks her for a very dangerous and very forbidden favor...