It's wrong to lock your pet up in closed quarters.
Don has a dog that has just torn his couch apart when left alone at home.
Don wants to teach the dog not to damage the furniture.
Don uses a scented product which is offensive to dog noses on the furniture.
Don closes the dog in a room as a form of discipline.
The dog loses interest in getting anywhere near the furniture.
The dog doesn't understand why he is being shut in the room because the damage was done hours ago.