Carl Fredricksen, a 78-year-old balloon salesman, has been fascinated by adventure stories since he was a child and once hoped to become a great adventurer. When he was younger, he met Ellie, a girl who shared the same dream, and they grew up together, eventually marrying and staying by each other's side until old age. Carl and Ellie shared a common wish — to explore the lost "Paradise Falls" in South America. However, after Ellie's passing, Carl, who was already not much of a talker, became more eccentric and even quieter. At this time, the government planned to redevelop the area where Carl lived, and he didn't want to leave the house filled with beautiful memories of his wife. Just as the authorities were about to send him to a nursing home, he decided to fulfill the lifelong wish that he and his wife had shared. But he wasn’t planning to go alone; instead, he would take his entire house with him, as Carl tied thousands of colorful hydrogen balloons to its roof.
When the tent covering the balloons was removed, the vibrant balloons all lifted off, pulling Carl’s house from the ground and sending it soaring into the sky. Carl also...