After Time Traveling, He Was Raised by Alien Creatures

Two male protagonists, science fiction, body shape difference, white cut black alien x emotionally retarded earthling Chu Ci was a hard-working worker with no relatives. When he became an adult, he struggled to find a stable job. He went down to the river to catch fish and got entangled in water plants and drowned. When he opened his eyes again, what he saw was not a white ceiling, but an alien creature with deep blue eyes and stripes on its face...