Marco & The Galaxy Dragon

Galactic treasure hunters Marco and Arco roam the galaxy in search of treasure, but one day they get a lead to a new kind of treasure: Marco's lost memories. She's an orphan who has no idea where she came from, but when she learns a clue to her mother's location the two of them head back to Earth in search of answers. This visual novel follows two main characters: Marco, and her companion Arco, a galaxy dragon born from a black hole who usually takes a human form. The two of them encounter many other characters in their journey on Earth, in scenes depicted via both still images and fully-animated cutscenes.