Heartstrings

FAI is a young and positive medical houseman. FAI and his family are getting a very stable life after his energetic struggle. Meanwhile, he also has a stable girlfriend, FUNG, who is also his university schoolmate. They support each other in work. FAI's good friend, KIT, who secretly admires FUNG, also tries to chase FUNG secretly. When everything seem so perfect, FAI's elder brother, MAO is released from prison. It leads FAI to have a tragic change.

MAO always bothers FAI. He affects FAI's performance in the hospital. FAI is also being blamed by his superior, CHEUNG. FAI's childhood good friend, TAI, is going to get married. FAI helps him to prepare the wedding. They encourage each other. However, MAO is still bothering FAI. He even extorts FAI the money for the new flat. When TAI has known the case, he negotiates with MAO for FAI's sake. Unexpectedly, MAO attempts to beat TAI, TAI kills MAO mistakenly in confusion. TAI has involved himself in great trouble before his wife, FONG, is going to deliver the baby.

TAI wants to flee away. When FAI has known the case, he tries to stop him. TAI eventually confesses his crime to the police. In another aspect, KIT is jealous with FAI who is always so outstanding. He sets FAI up with the medical report. This creates conflict between FAI and CHEUNG. FAI meets MUI who is fond of music by coincidence when he is very upset. They become good friends. However, FAI has found out that MUI is CHEUNG's daughter. He feels sad about that. Moreover, FUNG is being kidnapped by a mentally-deranged patient because of FAI' s mistaken judgement. FUNG's life is at stake.

FUNG is being kidnapped. FAI hurries to rescue FUNG. However, FUNG' s hand is hurt. FAI fee I s very sorry. he knows more about his weaknesses. He reconciles with CHEUNG. FUNG then could not be the surgeon due to the injury. FUNG is very upset. She hides the truth from FAI. FUNG's father, LAI, misunderstands that CHEUNG takes the opportunity to take revenge. In another aspect, MUI wants to issue a record for an orphanage. She could eventually make it happen after her hard work. However, MUI has fainted when she is performing the music.

MUI is awakened after emergency aid. In fact, MUI is suffered from inherited heart disease, she will die at any time. Nonetheless, MUI is very positive and optimistic. She even invites FAI to sing the main song together. FAI refuses her politely at beginning. However, he is affected with her passion and sincerity later and agrees to sing with her. TAI is set free with FAI' s help. However, FONG does not trust him. TAI pays special effort to earn FONG's trust. KIT is jealous with FAI who is so lucky in both career and love. He tries to spoil the relation between FUNG and FAI. He even frames FAI up when he, himself, has made a mistake.

FAI is trapped by KIT. He attends the meeting in the hospital as a drunk man. CHEUNG scolds him. FAI loses the opportunity to join the investigating commission. However, FAI helps MUI to record a song successfully. He is being invited to CHEUNG's home as guest. He knows that CHEUNG does regard him as his important assistant. However, MUI's good friend, FUN, attempts suicide and is being sent to the hospital. MUI is very confused. TAI and FONG have set up a dessert shop. They live a very stable life. However, TAI is involved into trouble by his befriend, BILL. BILL extorts money from TAI. TAI tolerates him. However, conflict eventually arises between TAI and BILL. BILL bothers his dessert shop.

FONG feels disappointed with TAI and leaves him. TAI tries his best to make FONG stay but is in vain. He feels heart-broken. He regrets a lot. FAI helps MUI to shoot for the record cover. They go to the sub-urban area. FAI sees that MUI is very positive and optimistic. They know each other more and become very good friends. On the way back FAI meets a traffic accident. FAI tries his best to rescue the injuries. MUI leaves a deep impression on FAI. FAI receives the appreciation from the public. In another aspect, it seems that CHEUNG is trying to avoid FUN. CHEUNG and FUN seem to have a subtle relation. Later, FUN bursts into CHEUNG's office and negotiates with him. She even threatens CHEUNG that she will commit suicide. FAI is shocked to witness the case.

CHEUNG tells FAI that he has an affair with him. He regrets a lot. FAI agrees to keep it a secret. He hopes that CHEUNG will resolved the problem as soon as possible. FUN wants to disclose her relation with CHEUNG during the hospital annual ball. In order to protect CHEUNG, FAI brings FUN away. Others misunderstand FAI. In another aspect, FONG is going to leave Hong Kong. She spends her last day with TAI. TAI grieves with pain. KIT tries to disclose FAI and FUN's relation before CHEUNG. CHEUNG forces KIT to resign. KIT then knows that FUN and CHEUNG do have an affair. Meanwhile, CHEUNG sees FUN for the last time to persuade FUN leave him. Unexpectedly, CHEUNG pushes FUN to death mistakenly.