Oh, My Sweet Alien!

From the introduction: Earth. A small planet in the Sol system of the Milky Way galaxy. For many years its occupants believed they were alone in the universe. However, life is never able to just pick one place and stay there. There are numerous worlds for someone to go. Plenty of new experiences just waiting around the corner. One man on earth had is own close encounter, found a wife, and settled down to be a proper salaryman.