Lee Jwo Horng is fresh out of jail after doing time for 15 years. By then his fiancée Betty has already become the mistress of triad boss One-Eye Jack. Lee doesn't want his younger brother Chih Shen to look down upon him, so he decides to keep his release a secret from Chih Shen, and finds accommodation with his friend Ah Han instead. Jack forces Lee to team up with him again for more criminal jobs, but, determined to clean up his act and stay out of trouble, Lee doesn't yield to his pressure. Jack then turns his attention to Chih Shen and lures him to the dark side instead...

今井荣作是日本广岛原爆生还者，一直没有告诉两个女儿这事。大女儿芳子在暑假兼职做导游时认识了香港作家李克强，并帮助他搜集原爆生还者及其第二代的资料。芳子男友木村真宗父母向今井提亲，今井不得不坦白说出芳子是原爆第二代，但木村仍深爱芳子，要和她结婚。这时候芳子妹妹京子无意发现芳子并非自己亲姊姊，而自己也是原爆的第二代。芳子知道后离家出走。芳子原是今井好友冈田正夫的遗腹女，今井收养了她；今井妻子玉芬则是冈田的中国情人，二次大战和平十年后她到日本找冈田，最后郤和荣作结婚生下京子。芳子发现自己已患了白血病，便决定把余生投入反核和平运动中，呼吁世人关注原爆生还者的命运，反对超级大国的核子竞赛。

言情小说作家孟君原著，电影由佩诗﹙甄珍﹚寻死开展。非君不爱、以身殉情，对于佩诗，爱情迹近信仰，对安排的婚姻、丈夫的怪癖，情妇不断需索，她默默承受，以恩报怨，近乎自虐式的牺牲，仿佛升华至类似宗教的高度，成为空虚的现实世界里仅余的精神力量，却令丈夫走上郁躁失常的绝路。中产阶级的婚姻貌合神离，狂执的人物、极端的情节，文艺腔以外，龙刚不忘带出对现实的批判。