Trapped in the mine, Yukimaru and the samurai plan their escape in order to go after Fena. Meanwhile, the kidnapped Fena is taken to a Royal Navy ship where Abel awaits.

Being the youngest in the royal family, Abel had grown up in silence from being treated coldly by everyone. One day, he meets a mysterious girl, Helena, in the garden. As they spend more time together, a deep love blossoms between them.

The crew reach the place filled with hidden treasure, but the British Navy appears and attacks the samurai. Yukimaru and Fena, who had ventured into the far depths, come face to face with Abel who had chased them down.