Yixing needs healing and he gets help for it from a very unusual but magnificent being. ForewordThis story is an entry to the second round of EXO Seasonal Fic Fest.Prompt Petal: #150 - On a warm summer night, Yixing hears the voice of an angel.Authors Note: I hope you enjoy this, especially to the prompter CROSSPOSTED FROM AO3 -> hereWord count: 5372