She is a teacher of Chinese literature, reciting poems and recounting the brilliance of ancient Chinese poets before a class of students whose common parlance is foul language. He is a hormone-charged teenager who makes a paper plane for the teacher from a torn textbook page doodled with drawings of the object of his fantasy. She is a divorcee whose husband was rumoured to have an affair with a student in his school. With partly fascination and partly curiosity, he starts making suggestive remarks in class and stalking her outside the school, rattling her with flirtation. Both carrying a heavy load of baggage, the teacher and her student are about to ignite a spark that will scorch them both.