It's the End of the World, What's Wrong with Me Being a Homebody?

As an old employee who had completed a hundred fast-travel worlds, Xu Sanyi applied to the mastermind for retirement. When he opened his eyes again, he returned to his original world, but there was a slight error. How did this world become the end of the world? ! Xu Sanyi has been away from home for so many years, and this time she decided to stay at home like a mushroom. As a result, Xu Sanyi began to continuously improve her life and make her home more comfortable and beautiful. When Xu Sanyi already had both a cat and a dog, and no worries about food and clothing, she always felt that something was missing. Until one day, a man fell from the sky and appeared at his doorstep on the verge of death.