In 1894, Lady Helena and Lord Edward set out to sea on their boat Duncan and caught a swordfish. The fish's belly was cut open and a bottle was found inside. It was understood that there was a message inside the bottle and that this message was written by Captain Grant.
Thereupon, the Lady and Lord placed an advertisement in the newspaper about Captain Grant's message. After the advertisement, Captain Grant's children came to visit them. During this visit, it was decided to make a sea voyage to search for Captain Grant.
They encountered interesting places and events due to the absent-mindedness of geographer Paganel, who had mistakenly boarded the research ship. You will read with great excitement about Captain Grant's disappearance and the struggles of his children to find him...