Deranged is the tale of one Kaylyn Koleman who received no love from her dad in her younger years. This in turn psychologically affects her growing up. She would give anything to have a male loving figure in her life. When Benny Essiam, a substitute teacher, enters Kaylyn's life she makes it her mission to be with him. Benny Essiam is happily engaged and expecting his first child, he needs to make extra income for the new arrival. His fiance convinces him to take a part-time tutoring job with Kaylyn. Benny is so in love with his fiance Kamila Essiam, which makes Kaylyn want him even more. She goes to hell and back just to gain that same affection from Mr Benny. Things take a huge turn when her obsession gets to a desperate level and she does whatever it takes to win Benny over.