A young lady sacrificed her first love when she discovered her boyfriend had a crush on her younger sister whom she was guilt-ridden of her loss of eyesight since childhood days. Years later, when she found her new love, her relationship with her new boyfriend was again put to test when he saw her blind but beautiful sister...

　　嫣然（林青霞 饰）和巧眉（吕秀菱 饰）一对情同手足的姐妹，一场意外中，嫣然的失误导致巧眉从秋千上摔下来，损伤了视神经，就此失明。面对着再也无法看见光明的妹妹，嫣然的心中充满了愧疚和痛苦。

　　上大学后，嫣然结识了名为凌康（刘文正 饰）的男子，两人很快就坠入了情网。嫣然将凌康带回家中做客，哪知道娴静乖巧的巧眉吸引了凌康的注意，巧眉似乎亦被凌康的男子气概所吸引，目睹这一切的嫣然选择了退出。之后，在图书馆工作的嫣然认识了常常来借书的安骋远（云中岳 饰），两人渐渐走到了一起。几场误会的发生让巧眉知道，自己不能再流连于往昔的痛苦之中，应该凭借努力，像一个正常人一样生活。