Girls boarding school in the remote Scottish Highlands, 1986. Reg is a lonely 15 year old girl, who stares longingly out of her dorm window at the chainsaw wielding tree surgeon working in the school grounds. Reg and her classmates have to take part in a self defense exercise - The Attack Test. Alone, Reg must walk through the woods until she is attacked by her masked teacher, Mike, at which point she must defend herself using force.