C287 Underwater Skirmish 2

I thought that it was no wonder that the book said, 'War has no regular pattern, water has no regular pattern'. Not only was the water no regular pattern, even the caves created by the water were unpredictable.

In order to not get lost, I turned around and gave a hand signal to Sanmei. We fixed one end of the guide rope to the stone wall at the top of one of the entrances