Historical Soul from Another World

When he lost his memory and woke up in another world, he found that the only body he was familiar with no longer belonged to him. At this time, he seemed to be watching a play. Gradually, he understood that his mission was to help the defective products turn into finished products, while at the same time adding some color to his blank self. Finally, go back. This is the story of a small family from another world who gradually grows stronger surrounded by great people in this world. This is a story of piecing together the incomplete, pursuing completeness, and painting oneself. It is even a story about searching for the person who holds the only clue to return to the world. How? Who knows.