Chapter 665: Chapter 609: Fuel Rats

The blue slippers were quickly brought back to the police station.

The officer in charge spoke in a cheerful tone, loudly exclaiming, "This family never washes their slippers!"

In the office, the police expressed their approval, and some even applauded.

It was somewhat like the scene in a real estate agency when a house is sold and everyone celebrates together.

Jiang Yuan also breathed a sigh of relief. If this family had been a bit more hygiene-conscious, solving the case would have been really difficult.

Without DNA evidence, having only a set of footprints would have landed them in a predicament with no targets for comparison.

"We can now wait for the DNA results in peace," Liu Wenkai quickly put the case aside and poured Jiang Yuan another cup of water, grinning, "Let's work on the other cases first, no rush."

"Sure," Jiang Yuan replied with a smile and continued to leisurely review other cases.