"As we said, we should visit all those islands!" After graduating from college, Wu Yun and Le decided to travel together. However, after that, Wu Yun blocked Xue Le's invitation time and time again, and the trip was interrupted, along with the contact between the two. Five years later, Wuyun received the news of Xue Le's death. The lawyer who was sorting out the belongings found me and said that there might be a list that I needed.
Concept: islands, train, dark clouds