What Does It Mean That a Warm Game Has a Stamina Bar?

"Anna's Cabin" is a heartwarming little game that is popular all over the country. Its healing painting style and warm music have won praises from countless people. But when He An opened the game, he discovered three problems. First, why is there a stamina bar? What's the second cabinet you can hide in? What is the flashlight on the third table for? Wrong! Is this still the healing and heartwarming game mentioned on the Internet?