Traveling through the primitive world: I was a priest in the tribe

Ji Lang, who is keen on cycling, traveled through time while riding his bicycle. He ended up in a remote mountain forest with no people, no birds... and birds pooping. He couldn't walk out, and he couldn't go back. He had no choice but to make the best of it. He dug traps, wild vegetables, and then dug a hole to bury himself... No, he dug a hole as a temporary residence, after all, a tent on the ground was a bit too conspicuous. He had just adapted to life in the wild, and when he was alone and bored, he picked up a seriously injured man and gave him a little kid with a round head and dark skin. What could he do? He just took care of him first. Two male protagonists, infrastructure, primitive, hunting, with a cheat code...