Thriller Storyline

Our thriller opening is about the disappearance of a young girl. who we see playing in a large field with a red balloon  and she is seen being quite happy and content with what she is doing, up until she spots this mysterious person(kidnapper). The audience never see what happens to the young girl it just implies that she was taken or killed, through the search party at the end. At the end of the sequence the young girls headband is found and it eludes that somebody has the young girl or she has been killed. It ends deliberately like this to leave it in the minds of the audience, what happened to the girl.