公园里绿树成荫，花香四溢，是人们放松心情的理想之地。在秋千上吞玉势

　　Rosie returns to her home city on the death of her father, a former policeman. His diaries hint at corruption, and she also receives hints and veiled threats which support her suspicions. Rosie puzzles about who he was, and about her early life and relationship to him.