An insane man first loves then grows to hate his neighbor, an old man whose penetrating gaze unnerves the insane man. He plans a perfect crime and executes it one night. The next day, two officers knock on the insane man's door, investigating a shriek heard in the night. The insane man invites them in, answers their questions, and submits to an examination of his eyes by one of...。陈焕文(任达华),家境富裕,留学外国。返港初期,在父亲的公司任职副经理,但事事受到制肘,未能一展所长。更加上文一直立志从事教育事业,於是不顾家庭反对,毅然辞职,怀着一腔理想,加入教师行列。 文与世叔叶兆堂(冯淬帆)任教同一官校,堂执教鞭多年,工作热诚已减,处事但求无过,而文则积极进取,两人作风大相迳庭,因此时起冲突。 但事有凑巧,文因工作关系结识堂妹静珊(庄静而),珊清丽可人,文一见倾心,展开大力追求,却遭堂之强烈反对,加上堂子舜荣亦从中作梗,处处与文为难,令珊对文更有所顾忌,日渐疏远。 荣自小得父母疼爱,无心向学。後转读文任教的一班,行事越加放肆。文虽因静珊事对堂父子俩耿耿於怀,但仍悉心教导荣。惜荣并不领情,反而处处与文作对,令文啼笑皆非。。