The story of Martin Rattler, a mischievous boy with a good heart who mistakenly ends up on the ship Firefly, headed to the South Seas. With his friend Barney O''Flannagan, Martin escape pirates, survives a shipwreck, and explores South America in one adventure after another.

The story of Martin Rattler, a mischievous boy with a good heart who mistakenly ends up on the ship Firefly, headed to the South Seas. With his friend Barney O''Flannagan, Martin escape pirates, survives a shipwreck, and explores South America in one adventure after another.

The story of Martin Rattler, a mischievous boy with a good heart who mistakenly ends up on the ship Firefly, headed to the South Seas. With his friend Barney O''Flannagan, Martin escape pirates, survives a shipwreck, and explores South America in one adventure after another.