idk how to write a history in English, I'm Brazilian but I'll try it out

one day, a man found a dog, and the dog was homeless, so the men said that the dog could live in he's house. When the man was about to come back home cause he was working, the dog went to his work to see him. It happened every day. one day, the man died and the dog still went to his work, until the dog die.

could live in his house*

this is real, it's a movie