In a mysterious forest in Thailand, many suicidal youths disappear and rescue teams can not find the way out even with compass. The ambitious reporter May is making sensationalist journalism exploring the deaths in the forest. Her boyfriend and botanist Shun Shu-hoi is developing a means of communication with plants. Meanwhile, Detective C. C. Ha is investigating the rape and death of a woman and the main suspect is Patrick Wong.

A private detective is drawn into a complex murder mystery when he is hired to track down a missing young woman.

Chen Tan, a private detective in Thailand, travels to Malaysia following a series of clues found in a photo. There he searches for a man called Chai, who might help reveal the truths behind the murder of his parents 30 years ago. Chen finds Zheng, a Malaysian detective born in China. Together they meet Chai's daughter, Zi-Wei who could hold the key to cracking the case.

In Hong Kong, the successful designer Ming lives with his beloved girlfriend Wai Luk and her younger sister who loves ghost story comic books. When Wai is diagnosed with pancreatic cancer, Ming's life is turned upside-down, and he sacrifices his career to spend more time with Wai. He finds a new job in a lower position and out of the blue he finds that his new boss, Chu Fong, was his old friend in elementary school. When Wai gives up chemotherapy she decides to treat herself in accordance with the traditional Chinese medicine guided by her aunt. She has a weird behavior at home, and her frightened sister insists that she is a ghost. Meanwhile, Ming gets closer to Fong, who is a successful entrepreneur but a woman needy of love. During a trip to Peking, they have one night stand. Over the next days, Ming and Fong have a love affair and Ming believes that Wai is a spirit resolving her issues to move to the next level.

On the hottest day in 50 years, a serious fire incident happened to a busy commercial tower, a gaggle of fire fighters with an indestructible enthusiasm are going to save lives.