This book is the third and final book in the "Youth Hostel Trilogy" following "New Youth Hostel" and "Every Ocean Has a Whirlpool". The theme of the first part is entrepreneurship, the second part is business war + spy war, and the third part continues to use spy war as the main line to reveal the fate of different characters. The novel has a wide range of themes, including emotions, military, economics, diplomacy, culture and other fields. The story takes place in many scenes all over the world, and has a certain historical depth, making it suitable for young readers.
Concept: "All disputes and conflicts in the world are, in the final analysis, a contest of civilizations..." Complex human nature and wonderful lives each perform a different symphony of destiny against the backdrop of the times.