After killing Sarah for killing Miu, Satan goes to Heaven to retrieve her. Though Michael attempts to woo her, Miu can't accept him. Satan arrives and as he and Michael battle, Miu's memories return and she runs to a badly injured Satan, growing wings of her own, she covers him. Michael opens the way back to Hell and accepts that Miu will only be happy with Satan. When Miu yells good-bye to Michael, she calls him by his human name "Shion", Michael says good-bye to himself for Miu and says that she was his angel. At the end of the series, Miu leaves her life behind and joins Satan in Hell where she becomes his wife.