宣傳顧問史都是名城市滑頭，電話總是離不開他。一日，史都經過電話亭，電話突然響起，明知是錯誤來電，卻忍不住去接聽，那把陌生的聲音，似乎知道史都的一切，可是史都卻再不能掛線，因致電者的狙擊槍己對準史都頭顱。除非依照致電者的指示，否則必死無疑。這是致電者的一場惡作劇，抑或如《七宗罪》般以神之名在替天行道？

Katy McLaughlin desires to work on her family's mountainside horse ranch, although her father insists she finish boarding school. Katy finds a mustang in the hills near her ranch. The headstrong 16 year old then sets her mind to tame a mustang and prove to her father she can run the ranch. But when tragedy happens, it will take all the love and strength the family can muster to restore hope.