TheDoubleSeventhFestival,onthe7thdayofthe7thlunarmonth,isatraditionalfestivalfullofromance.Itasasymbolofconstancyinlove.ItoftengoesintoAugustintheGregoriancalendar.ChineseValentine'sDayLong,longago,therewasanhonestandkind-heartedfellownamedNiuLang.Hisparentsdiedwhenhewasachild.Sohelivedbyhimselfherdingcattleandfarming.Oneday,afairywhonamedZhiNufromheavenfellinlovewithhimandcamedownsecretlytoearthandmarriedhim.Theylivedhappyandgavebirthtoasonandadaughter.Unfortunately,theGodofHeavenfoundoutthefactandorderedtheQueenMotheroftheHeavenstobringtheZhiNuback.Theirloyaltytolovetouchedmagpies,sotensofthousandsofmagpiescametobuildabridgefortheNiuLangandZhiNutomeeteachother.TheQueenMotherwaseventuallymovedandallowedthemtomeeteachyearonthe7thofthe7thlunarmonth.HencetheirmeetingdatehasbeencalledQiXi.