Detective Memoirs

In 2024, the future world ten years from now will be filled with what we have no way of knowing... But this year, there is a 'Youjian Detective Agency' that solves cases quickly. He is a character with a unique personality. He has a changeable personality, a mysterious origin, careful thinking and sophistication. He has a gentle temperament and is able to deal with icy 'works' with ease. He is delicate, knowledgeable, and courageous. She is knowledgeable and a 'geek' of computer technology. She has a straightforward personality and is good at using her own strengths to collect information. Facing each and every nerve-challenging scene, they work together to solve incredible mysteries. Can you guess the beginning and the end? ?