‘Stories of Ghosts’ has been rumored at the Seven Sisters Street for almost 10 years. It was a story happened before the war…Because of love, there were 7 sworn sisters committed suicide by the sea. The next day, their bodies were found, holdings hands in hands floating at the sea…… TONG used to be the successor of the medicine oil business from his father, unfortunately, the business closed down due to propaganda. Tong and his younger sister, LING, end up living with their loyal servant, TUNG. TUNG has a daughter, YUEN, who has built an intimate relationship with TONG since they were children. However, YUEN’s mother, PING, doesn’t recognize their relationship when TONG went into poverty. But, Tong was a hardworking postman, he earns a good reputation and was honored. And, because of TONG’s reputation, KUEN haunted the post office where TONG is working in order to look for the letter from her lover, SIN, in a slice of hope……

CHARM is the granddaughter of TING, who is the owner of a large medicine oil factory. However, TING’s love and care for CHARM always arouse the jealous of his elder daughter, JANE. Hence, Jane often accompany with TING’s second wife, WAN, to find faults at CHARM. Whilst CHARM affiliates with TING’s third wife, YUK, and becomes good friends. CHARM is disturbed by the shadow of KUEN, therefore, YUK suggests her to pray at the temple. On the way, CHARM met TONG again, she insists TONG to talk to KUEN and drags him into her car. In order to avoid arguing with CHARM, TONG follows CHARM’s request. Suddenly, KUEN appears and begins to tell her past. KUEN was forced to marry a rich tycoon by her father, so she sent a letter to her lover, SIN through her eldest sworn sister, FUN. Saying that she would like to end up her life with SIN at Seven Sister Street. KUEN eventually committed suicide and died but she cannot meet her lover SIN……

TONG’s uncle LUNG helps TUNG to look after the business at the beach whilst there are six sisters playing at the beach. Suddenly, someone is drowned; hence, LUNG jumps into the water and tries to save the girl. Unfortunately, he suffers a strain in his leg and faints. The next day, he is found naked, in the gap of a big stone. Everyone suspect the 7 sworn sisters did it. TONG begs KUEN to let go of his relatives when KUEN heard about the incident; she denies that she did it. TONG and CHARM finally moved by KUEN and agree to help her searching the reply letter. Just when TONG takes out the unknown letter to KUEN, Kuen begins to talk about SIN again. She said her lover, SIN was an actor, because of his disgrace status, he can treat KUEN has his sister only despite the intimate relationship has already built. This made KUEN very upset… YUEN baby-seats 2 children, who are very naughty and make her very angry……

Though TONG and CHARM try hard to search the reply letter for KUEN among the undelivered letters, the result is disappointing. Therefore, TONG fakes SIN to write a letter and cheats KUEN. But he was discovered by KUEN and his plan failed. KUEN remembers the first time she met SIN and still believes he won’t deceive in the vow. TONG is arrested for offence a police, TUNG and others are worried. YUEN asks for CHEONG’s assistance, hence, TONG is released at last. YUEN appreciates CHEONG’s help at heart. TONG rouses that those undelivered letter were stored at the Central Post Office, so he decides to go there with CHARM. At last, they found SIN’s reply letter. KUEN opens the letter with her tempting heart and finds two poems were written on bloodsheds. TONG and CHARM are curious whilst KUEN feels sadly. Memories of SIN appear again in the mind of KUEN, it was the first time SIN met his mother and family but they insulted him…

Although KUEN’s family insulted SIN, he didn’t give up and set off to Guangzhou to look for better prospect. KUEN and SIN communicated by letters daily, however, as times went by, letters became less and less. KUEN decided to find SIN at Guangzhou alone. She discovered that SIN has become a cart-driver. It was because SIN misses KUEN too much and could not concentrate his composition of music. With the encourage of KUEN, SIN composed the masterpiece ‘Journey of Sorrow’ at last. SIN thought that he will be accepted by KUEN’s family after he became famous. But things happened against his will, her father locked up KUEN and sued SIN for kidnapping her. LUNG was beaten because of hiring prostitute. When he talks about the incident, TONG discovers the trace of the 6 sworn sisters. TONG and CHARM think out a trick to make them confess how they betrayed KUEN, they failed and were beaten by the 6 sworn sisters instead……