The twin case is really exciting, with twists and turns. The author intends to show the logical and rigorous process of solving the case. He is indeed a good author who is good at narration and narrative.
Zhuo Yinglu adds elements of cool writing such as time travel and slap in the face to the underlying framework of solving crimes, which makes the reading interesting. Compared with the author's first work, the sophistication of the case seems to have been improved.