The sons boss is telling the family how the son died. He gives them 200 pounds as gift because they'er son died in the machine at his job. The father and the mother are shocked that the consequence for wishing for money is the son being dead.
The farther and mother decide to put the monkeys paw away forever because it took away they'er sons life. Here they think they will never use the monkeys paw again.
The mother realizes they can use the monkeys paw to wish for they'er son back. The farther tries to argue with the mother to tell her it wouldn't be her son that comes through the door. They'er son is dead, that's the reason.
The mother convinces the father to wish for his son back, once he does they hear knocking at the door. The mother instantly goes down stairs to open the door thinking the son is on the other side of it.
The mother goes to open the door when she hears knocking at the door. The father quickly wishes for something and when he does theres a giant flash at the door. The only thing thats there when they open the door is gust of wind.
The father, the mother, and Herbert are lying dead because of the consequences of the monkeys paw. One wish= One life. This ended up killing the whole family because they used 3 wishes, killing all three people in the family.