Heart of China is an adventure (point and click) game released in 1991 by Sierra On-Line. Game was released for Amiga, Macintosh and PC (DOS).
In 1930s Hong Kong, struggling former World War I fighter pilot Jake "Lucky" Masters is recruited by rich businessman E.A. Lomax for a dangerous mission. Lomax's daughter Kate has been kidnapped by ruthless warlord Li Deng and imprisoned in Deng's Chengdu fortress. Lucky must rescue Kate, but to do so he must enlist the help of a mysterious ninja named Zhao Chi. Each day Lucky has not rescued Kate, his reward money decreases by $20,000. Wikipedia.