Yamai Zenjirou, an ordinary Japanese office worker, experiences a sudden twist of fate when he is whisked away to a tropical realm teeming with dinosaurs. Here, in the kingdom of Capua, ruled by the enigmatic Queen Aura, he is propositioned to become her prince consort and forsake his mundane existence for a life of opulence and indulgence. The queen's motives are multifaceted, driven by the need for an heir and a desire for Zenjirou to fulfill that role. While the prospect of a lavish lifestyle and intimacy with the alluring monarch is enticing, uncertainties linger beneath the surface. To embrace this new life, he must relinquish his ties to Earth and adapt to a realm rife with intricate politics, unfamiliar faces, and foreign customs. Will he heed the call and embark on this extraordinary journey, or will the allure of the unknown prove too daunting to embrace?