The subject would be owner since the owner is male or female and is a person as well.
I would say either suspense or repetition, but I think I would lean more towards the suspense side.
Answer: Appliances of a long lost owner are living in an abandoned cabin and have become lonely. They want to be with their master again so they leave the cabin and take a journey to their owner. Then they meet other appliances and question whether they are needed anymore or not because of newer, modern devices.
Explanation: I hope you can expand on what I wrote and write a longer response if needed!