This is a story about a non-terrestrial creature and an ordinary human being. It survives on Earth with a bright face and sparse eyebrows. It has super powers, but it cannot truly understand all human emotions. After meeting him, he decided to invite him to be his teacher and ask him to teach it about the complex emotions of human beings. He was forced to agree, but he had a secret affection for her during the countless days and months they spent together. Where should he go? Does it understand the most sincere emotion of human beings for hundreds of thousands of generations?