Chen Mo, a demobilized special forces soldier, returned to Jianghai City under an assumed name and took a job at an old bookstore. By day, he arranged bookshelves. At night, he practiced boxing alone, using routine to suppress the memories of the battlefield. He didn't want anyone to remember him. Yet someone came to the bookstore every day just to borrow the same book: a teacher at the kindergarten next door, and the fiancee he had never acknowledged. They had hastily gotten engaged before his mission. After it failed, he chose to disappear, believing that leaving without a word was a way to protect her. But now she was right across the street, watching him through the glass during her lunch break every day. Chen Mo knew she had recognized him long ago. She said nothing, and he asked nothing. For three years, they faced off from opposite sides of the street. Then one rainy night, a demolition notice was posted on the old bookstore's door. Chen Mo stood in the rain packing boxes. When he looked up, he saw her across the street, holding an umbrella. Its edge couldn't hide her red, swollen eyes. This time, he didn't turn away...