Blu, a domesticated macaw, has a relaxative life with his friend Linda. He and Linda always think that Blu is the last survival individual until Tulio, an ornithologist visits Linda and says that Blu is the last male and he has a female one. While coming to Rio for multiplication, Blu and the female macaw Jewel are abducted. With the intelligence of Jewel, the support from new friends - city birds, Blu escapes and he tries to find a way to rescue Linda and chastise the bad.