After watching Legend of the Dark River, I hope that people who yearn for the light will have the opportunity to move towards the light. He will not hit the wall everywhere, cannot see the light, bleed and sacrifice in vain, and be stuck in the abyss with no way out.
This article mainly writes about the shore of the underground river. Except for the people who live in the underground river, it is not very friendly to other people. Those who mind are not allowed to enter.