陆小凤（沈殿霞）与丈夫武则书（董骠）、儿子武德亮（曾志伟）在一栋旧楼底层经营一家薄饼店，一家人赚的虽是小钱，却难得合力齐心。房地产代理商金大枝（秦沛）想盘下旧楼盖成高档商场，但薄饼店成为钉子户。武德亮送外卖的路上偶遇金大枝的表妹安娜（张曼玉），一见倾心。 陆小凤与武则书庆祝结婚三十周年时心脏病突发身亡，但因在阴间踩塌奈何桥没有死成，借刚巧发生车祸身亡的安娜身体重回阳间。由于不能说明自己就是陆小凤，她花费很多心思还是没能回到武则书身边，同时武德亮一直将她追求。这时，出现了一位同原本的她别无二致的楚小香（沈殿霞），而金大枝立誓要将薄饼店抢到手。

Siu-Fung (Lydia Sum), an owner of a pizzeria, unexpectedly succumbs to a heart attack. However, her spirit was unable to cross over to the other side, thus, she resurrects into the body of a young woman (Maggie Cheung). Afterward, she reunites with her family and tries to convince them that she is alive. Yet, the plot thickens when a woman, unrelated to the family and is physically identical to Siu-Fung, appears, and Siu-Fung's husband (Bill Tung) thinks that that woman is his wife.

심장마비에 걸려 죽은 피제리아의 주인 수풍. 그러나 그의 영혼은 저승으로 가는 대신 젊은 여자의 몸에 들어가게 되고, 그는 여성의 몸을 빌려 자신의 가족과 재회하기로 결심한다.