Who Stole My Brain?

Zhou Mo sat on a park bench with a cup of milk tea, his mind empty as he pondered over something crucial for a man who had just traveled through time. When would he die? And... who stole his brain? The murderer was very unethical. It was understandable that he dug out his brain, but taking away his eyes as well was too much. So Zhou Mo planned to retrieve his brain before he died completely.