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An accident happens during an experimental ballon flight, which causes an unexpected visitor to end up in Adams' cabin--Monsieur Andre Gerard, a balloonist trying to speed up the Pony Express mail system to air mail.
Robbie Cartman returns to the mountain, and wants Adams to cure his sick pet deer named Ginger. Adams decides to help him and goes into the woods to get medicine, and ends up heavily injured. He loses memory and starts walking around, unaware of the danger that surrounds him.
Adams, Mad Jack, Number Seven and Ben are enjoying their days, and are doing as much work as they can. Meanwhile, Ben decides to enjoy a sunny day in a way only a bear knows.
It is hunting season, a time when tribesman have to prove their manhood. A Indian orphan named Tumaqua catches more fish than anyone else, but a pesky otter eats everything that Tumaqua caught. After being teased by other men for coming back empty-handed, Tumaqua stals a bucket of fish by the river and runs away.
Adams and Mad Jack are busy with watching two orphan children, Michele & Eugene, who are bored by the rules around the mountain, and decide to do something reckless.
Trapper Tom, a man known for trapping grizzly bears and taking them to the city zoo, returns to the mountain. Mad Jack realizes that he put new traps around the mountain, so Adams and Nakoma have to find Tom before he harms the mountain animals.
Two schemers search for gold on the mountain with a map they bought for ten dollars. They eventually find another more honest way to make their living.
Nakoma is looking for a cougar who destroyed his village, and tore apart some of his lodges. Adam realizes that it's Sekota, a cougar he raised in his own club.
Robbie Cartman takes his friends' advice and decides to take his deer Ginger back to the wilderness, where Ginger belongs. Even though Robbie hates to give up his deer, he let's Ginger go. Later, when he returns to see how is Ginger doing, Robbie realizes that Ginger disappeared, or fell into a trap.
The hunters in the mountain are surprised when a lady appears at the mountains asking for information about black bears. It's Mrs. Kate Jackson, a writer. Adams finds out the truth--Kate is a widow, who's father was killed by black bears, and now she is here to avenge her fathers death.
The people at Hoot Owl Creek find out that the fish is dying off and the animals are suffering from some kind of an epidemic, and it's obvious that someone is poisoning the creek. Mad Jack, Nakoma & Adams decide to investigate.
Marvin the Magnificent, an elderly man, stays at Adams's place with his wonder bear named "Babe," when the bear gets sick.
A lack of moisture in the mountains brings problems to the inhabitants, who are worried about their animals. Adams and Mad Jack decide to put drip sacks along the mountain trails. Meanwhile, someone sets a fire in the forest.
When Master Sargent Monahan arrives at the mountain, Mad Jack mistakes him for Maurice, a half-bear, half-bull. Meanwhile, the mountain is about to be hit by a storm.
Mad Jack is convinced that he found a genuine leprechaun, and overhears Tinker talking about gold. Thinking that it's the luckiest day of his life, Mad Jack wants to prove that he found a leprechaun, although nobody believes him.
On his way to the river, Adams sees a black man in shackles, named Isaac, who runs away as soon as he sees Adams, but later he faces him, and Adams takes him to his cabin. Mad Jack thinks that it's a very bad idea to let Isaac stay in the cabin.
Mad Jack is visited by his old pal Gus Thackery and his wife Gerty, who are glad to see him again, but when Gus shows that he is still the same old competitive person, Mad Jack will be challenged into a race.
The animals in the mountains are acting strange, and Mad Jack tells Adams about the reason---a big gorilla was seen in the forest. But, the gorilla will turns out to be something else.
It's Easter, a special times for Adams' and the entire mountain. The guys, along with Robbie, are about to go pick up some things for the celebration, when they meet two strange guys, and then they witness their wagon bursting into flames after being struck by lightning.
Captain Ulysses S. Grant, a famous person arrives at the mountains, and explains how he is writing a book, and talks to them about how he could never live in the mountains and survive on his own. Adams will teach him a few things he learned over the past few years.
