The Walking Dead- Carl Grimes x Male Reader

Carl Grimes was on a run by himself for his group back in Alexandria. But when he was running through the forest, he tripped and fell. He hit his head and went unconscious. He wakes in an unfamiliar place but kind people. He takes a liking to their leader, M/n smith, who has managed to create a strong community despite being so young. M/n helps Carl and his community defend themselves against Negan. But will either of them live long enough to see what the future holds?

"I promise I won't leave you Carl."

"Promise?"

"I promise."