Please answer i got a weird text message from somebody i was sitting down and i looked at the message and im f?

it says hi im tamara im 14 years old i died on june 8 1997 because i was beat to death by a bullynamed jacob once i died no one believed he bat me so i killed him the following night a girl named payten read this she laughed and deleted it later that dark night she heard me calling her name and before she could send it her mother heard her screaming when her mom entered the room there was blood everywhere and i wrote on the wall youll never see her again police looked for months and still havent found her body .... u know why cuz shes rotting inseide a dark dungeon a named richie read this and thought it was real smart boy that night i appeared in his room and watched him i made sure nothing happened to him now i f you want me to protect you instead of killing you you have to send this to 15 people or suffer 2niteeee no send backs........ please help im scared is this a threat and im freaked out some body plz help!?!