Nina's idol, the singer Lydia, is set to hold a concert in Anfurek. Her powerful voice, which calls for peace after losing everything to a stray tank in her childhood, has been praised worldwide. Suddenly, a request for Lydia to perform at the concert reaches the Rabbits! Nina, unable to hide her joy at the chance to meet her unreachable idol, soon discovers that the so-called "White Diva" is actually quite a spoiled princess...!? As the Rabbits find themselves on stage, they are forced into outrageous costumes and struggle with unfamiliar songs, causing quite a commotion! However, behind the scenes of the concert, a certain conspiracy is unfolding...?