This is a story Which revolves around a nun , in this the king of saint Carta makes a gateway to hell which he wanna use to bring those creatures to this world but soon the Vaticans got this news , they used an ancient relic , Christs Blood to seal it , but in the war it broke and only prayers could control it but slowly it started to killing them , last nun suicide because Valak need a body to exit from their so she sacrifices her life , a man came to see and reported that a nun scarified holding a key in her hand , a saint from Vatican with a younger lady who wanma be a nun , and try to solve the mystery , all nuns sacrificed their lives at last The younger lady took her ceremonial oath of being a nun , she used the key to find that ancient relic , the Christs blood , and conquest begin to defeat valak who pretended to be a nun , at last she defeated the beast but at last that young man was having a cross drawn downwards , the symbol of evil , it seemed it went out of the church . The movie ends here