Perfect Crime

"I’m here to investigate, not to take evidence!" Zhao Yu spoke bluntly, "Why would I need gloves? Don’t worry, your daughter’s not Sherlock Holmes. She won’t notice!" As he finished, he ignored the old woman’s protesting and grabbed one of the book off of the shelf. The book was about anesthesia. Zhao Yu flipped through a few pages, and saw that there were many notes in the margin.

Li Dan’s handwriting was elegant and clean, with little flaws. Just from a quick glance, you would be able to tell that she was someone who was very careful and methodical.

Zhao Yu flipped through a few other books, and they were all the similarly marked. He could not help but ask the woman standing in the doorway, "Does your daughter study medicine? How come she has so many books related to medicine?"