Charlie was startled by what Yahiko had just said.
Firstly, he had never expected Yahiko to know so much about Oskian culture.
Secondly, he had never thought that Yahiko would mention the cycle of fate.
He might not know if the Japanese believed in luck and fortune. But now, he knew that the Japanese at least believed in fate.
What Yahiko had mentioned might have seemed like a normal conversation. However, there were hidden meanings in between.
Whatever he had said was not entirely nonsense