Jamie, a young journalist, is forced to travel to Singapore after the sudden death of his elder sister, Anna. The authorities are convinced that it is a suicide but Jamie refuses to believe that Anna would have been able to commit such an act. In addition, Jamie ones is not convinced that Anna would have never abandoned daughter, Katie. Katie has weird behavior, argues that his mother will return in seven days. Determined to find out what really happened, Jamie discovers a series of suicides similar to that of his sister. All persons who have recently put suicide suffer from a disease, like his sister, who has fought his entire life with Huntington’s disease.