The Rainbow Harmony Heaven (虹の調和の天界,Niji chōwa no jōkai?), usually called Rainbow Harmony (レインボーハーモニー,Reinbō Hāmonī?) is a location in the Guardian Angels Of The Sky series. It is Melody's homeplace. Requiem was ordered to attack it. Melody flet to earth to ask the Pretty Cures for help. The Rainbow Harmony Heaven is part of the Magic Triangle.