This is a great example of a point and click adventure game. If you do want to add music, consider using a loop. They're usually small in size, and can be played over and over. adds a nice background.
Sometimes they don't think it be like it is, but it do.
It doesn't matter if he had removed it. He spent the time and made it. It's like saying Call of duty has a demo leak, and a game company takes it, changes a sound, and say "hey we made this". It's stupid and childish. What you did is called, Plagiarism.