Retired policeman Wai suspects that his wife commits adultery. He stumbled upon this mystery, which he saw as the connection between his brother Ming and his wife. Thus originated the story of the conspiracy against heaven. Lee Ho Fang is an orphan lad who has just served out for the occasional murder of a girl with whom he was in love. On his way out of prison, he meets Wai who introduces himself as a friend of his father - he tells Lee Ho Fang that he lives in an apartment that actually belonged to his father, and invites him to live with him. He agrees and soon sees in the window opposite a beautiful, but sad woman Yeung Man Kei, who immediately falls in love with. She once lost her husband, but continues to "communicate" with him .