He 's certain Dobbs is the source , but his caustic personality prevents him from winning any sympathy or support .
Malley is caring for his dying mother , and his stress is exacerbated by a series of threatening phone calls and written notes he receives .
Malley 's certain Dobbs is the source , but Malley 's caustic personality prevents him from winning any sympathy or support .
Malley is caring for his dying mother , and his stress is exacerbated by a series of threatening phone calls and written notes he receives .