Zazu is kidnapped by the hyenas and interrogated for information about King Simba. It's then up to The Lion Guard to rescue the King's Advisor and their friend.
When Simba gets stung by a scorpion, the Lion Guard must travel to the Outlands to find a cure. Along the way, the Guard comes face to face with Scar for the very first time.
As a part of Scar's plan to take over the Pridelands, he has his troops set fire to the Kilio Valley which keeps the Lion Guard busy putting out fires and finding a new home for the elephants.
The Lion Guard finds a mysterious cave that could contain what they need to defeat Scar, but they must traverse through dangerous hazards to learn its secrets.
While escaping a fire, Kion, Kiara, Tiifu, Zuri and Bunga must navigate through a network of underground tunnels and meet an adorable golden mole with a sweet singing voice.