Eight years ago, he looked at the unfamiliar "loli" in a princess dress in front of him and called out "sister" in a complex way. Eight years later, he looked at the familiar young artistic man under him in front of him, sighed, and said to "idiot" that they were not biological, but better than biological. Their relationship was difficult to accept in front of the world, but he never looked back. Note that this is a difference of 16 years, not eight years.