Rong Shuihe said, "I have to ask our grandfather and those people in Beijiang for Ruru's detour route in those years. Then, I can order scouts to keep a close watch on those roads day and night in case of accidents."

Sheng Weiqiao said, "But Xijiang is far from Beijiang and Chang'an. It will even take a long time for a carrier pigeon to go there and back. That'll be too slow. What if some accidents happen halfway?"

Rong Shuihe rubbed Sheng Weiqiao's head with ...