Watcher

''There was no warning of any kind . . .''

Friday rush-hour. Martin Gregory, laden with packages, just manages to catch the 4.48 train. Tomorrow is his wife''s birthday - he has a surprise in store - and he plans to devote the weekend to her and their beloved dogs. But Saturday morning, Martin rises early and does something so horrific, so inexplicable and so out of character his only option is to ...