Finally, the ship grounds itself near an inhabited tropical island and springs a leak. While Rollo dons a deep sea diving suit and submerges to patch the hole, the natives canoe out and take Betsy captive.
The ship comes to rest near an inhabited island in a tropical environment and suffers a breach. At the same time, Rollo puts on specialized equipment and dives down to repair the damage, while the locals paddle out and capture Betsy.