In the mysterious Peru, there lives a very rare kind of jam bear, which has very high IQ and language ability. In the past, the jam bear couple Pastuzzo and Lucy had a deep friendship with explorers from London and learned the skills of pressing jam. Today, a disaster has destroyed the peaceful and happy life of the jam bears. Aunt Lucy sent her naughty nephew on a cruise to London and told him to start a new life in that friendly country. The little bear who wandered thousands of miles came to Paddington Railway Station in a daze, but the indifference of modern people made him feel lost. Fortunately, the little bear met the Brown family and got a nice name-Paddington (voiced by Ben Whishaw). The kind hostess Mary (Sally Hawkins) is eager to help Paddington find a place to live, while the male host Henry (Hugh Bonneville) always wants to drive away this sudden trouble. In the process, the relationship between Paddington and the Brown family gradually became harmonious, and the specimen master Millicent (Nicole Kidman) of the Natural History Museum quietly approached Paddington with evil purposes...