"Look at the wounds of both of them." Chen Yanxi handed them fluorescence-enhanced glasses.

Mu Haoran put on his glasses, looked at their wounds and said, "What is this, fluorescent?" Or traces of grease. ”

"It should be a kind of grease, it is not visible in the dark, it should be the murderer when he committed the crime, there was some grease on his hands, and the texture is very viscous, we feel very laborious when we wipe it with a cotton swab when we take samples, but I also want to tell you a good news, because of the presence of these greases, I took a fresh fingerprint on the victim's neck, and it is very complete." Chen Yanxi said.

"What about the results, are the test results out?" Mu Haoran asked anxiously.

"I'm sorry

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