Part 4/8:
The remaining gang is left in shock, leading Manny to take charge of the mission to rescue Sid. Ellie insists on joining him, showcasing her determination as they head into the depths of a mysterious underground world filled with prehistoric creatures. Alongside them is Buck, the eccentric weasel, who offers wisdom and comic relief as he guides them through the perils of the land, including encounters with carnivorous plants and territorial dinosaurs.