Lina wird von Prinz Philionel von Seyruun angeheuert, um eine Bande von Monstern zu bekämpfen. In der Monsterhöhle angekommen, müssen die beiden jedoch feststellen, daß sie in eine Falle gelaufen sind.
After destroying Shabranigdo, Lina and Gourry continue their journey. They hear a rumor about the first successor to the throne, the prince of Seyruun Kingdom. Lina dreams of marrying a wealthy young man, but the prince turns out to be a forty-something scruffy-looking man. Phil, the prince, offers a bodyguard job to a disappointed Lina. Lina reluctantly accepts the offer. Then Randy, who is the third successor to the throne, appears with his loyal subordinate, Brassdamon. Randy has a plot to kill Prince Philionel. Lina meets Amelia, Phil's daughter, who is a self-proclaimed Lady of Justice. Amelia punishes Randy for treason by slashing Randy with the help of her father. Lina can't help but to wonder why they hired Lina as a bodyguard in the first place.
Después de eliminar al demonio Sabranigudu, Reena y Gaudy prosiguen su viaje, despidiéndose de Zelgadiss. Tras escuchar que el príncipe heredero del trono de Saillune va a pasar por el área en que se encuentran, Reena convence a Gaudy de esperar a la comitiva para abordarles en una encrucijada. Reena espera enamorar al, como ella supone guapo y joven príncipe, pero lo que se encuentran cuando llegan no es lo que ella esperaba...
シャブラニグドゥを倒して、再びのんきな旅に出たリナたちは、セイルーンの第1王位継承者、つまりは王子様の噂を聞きつける。目指すは「玉の輿」と、息巻くリナだったが、出会った王子様というのは、40がらみの髭面のむさくるしいオッサンだった!! がっかりするリナに王子は頼みごとをするのだが…。
세일룬의 제 1왕위 계승자 필리오네르 왕자와 운명적 만남을 한 리나 인버스.\r\n집안 싸움까지 말려들어 여기저기 엉망진창 소동 벌어지는데… 필 아저씨의 영웅심 넘치는 딸 아멜리아를 만나 힘을 합쳐 악당들을 처치하고 필 아저씨와 아멜리아도 함께 여행을 시작하게 된다. 세일룬으로 향한 이들의 운명은?