"Pig and Bird, who have been "happy enemies" for ten years, are still "making trouble for each other" as usual. However, "uninvited guests" launched ice balls and attacked Bird Island and Pig Island, forcing both sides to put aside their grudges. The former hero of Bird Island, Fat Red, united with his fellow Birds and his former rival "Naughty Pig" Leonard and his party to form a Temporary alliance, he..."