Individual idea Horror story plot

A family go on a holiday to Florida but the mum finds out finds out she has some very important work to do at home so the dad and son go without her. A few days later he gets a suspicious phone call from a ‘new neighbour’ that is asking for her with his car. She doesn’t go and help but keeps receiving phone calls from but when she answers all she hears is breathing. Shortly she hears noises from upstairs in her basement ,by this time it was night time. She bravely goes and see whats there to find a man with a white mask and a knife threatening to kill her. She runs and screams help all the way down the road to her friends house. She trys to explain to her friend but before long the murderer has caught her up and murders her friend but she manages to get away. She is petrified and runs to the nearest building which is a old factory. She runs in and he is chasing her through it, when she gets to a freezer and he catches up with her in it , she manages to dodge him and get out and quickly manage to shut the door and lock it before he escapes. She is relieved, thinking he will freeze to death.. Days later she gets a phone call from the same anonymous caller, threatening that he will kill all her family. It was the day her husband was meant to return with her son and they never came and they wasent answering the phone, she had no choice but to get the police involved. The police traced the anonymous calls to find out the killer is her husband.