A stray dog named Peko follows Nobita Nobi home, and when he sets out with Doraemon to find the owner, the two learn that Peko is really a prince from a hidden kingdom of dogs in Central Africa. Nobita, Shizuka Minamoto, Suneo Honekawa, and Takeshi Gouda mount an expedition to take him back, only to find the throne seized by a scheming minister and the land guarded by strange creatures. This 2014 film remakes the 1982 Doraemon movie Nobita and the Haunts of Evil.