You are an ordinary wandering samurai. You don't really pray to the gods, because you think you can handle it on your own and that since you are constantly on the road, there is no point in praying to the same god, given that you may be far away from him

One day, it seems, you entered the territory of two huge sanctuaries, whose territories are connected. You sharply feel a pain on your cheek and when you look into the nearest river at the reflection, then.. Two marks?! And the marks of two gods who are considered one of the strongest?!