For his achievements in fighting France, Captain Conrad Horn was given the trust of leading a British ship called Invincible. On his first voyage to Antiqua, he was assigned to bring Lady Delora Horn, who is still counted as his cousin. Delora's delicate appearance didn't match reality. Conrad who initially did not like the girl, eventually began to fall in love. Various incidents on their way - battles against French ships, Conrad was wounded shot and almost amputated - making their relationship more familiar. But Delora's prospective husband had been waiting at Antiqua. The love of Conrad and Delora is just a matter of time.