When she dies in a car accident her heart is given to another woman , Tse Yuen Sam ( Charlie Yeung ) .
Ko ( Andy Lau ) is a hard working doctor who has little time to spend with his wife ( Charlene Choi ) .
When Charlene Choi dies in a car accident Charlene Choi 's heart is given to another woman , Tse Yuen Sam ( Charlie Yeung ) .
Ko ( Andy Lau ) is a hard working doctor who has little time to spend with his wife ( Charlene Choi ) .