The Farmer's Secret Spring

Hayden's father dies. Grandmother gives fields to First Uncle, leaving Hayden's family wasteland. Hayden finds a grotto with a Spirit Spring, growing vegetables. First Uncle and Quinn Cole try to steal/destroy his fields and blackmail him. Hayden protects mother/sister. Villains dig for the grotto, but Hayden catches them. First Uncle's family declines. Spirit Spring food cures Mother's pain. Family escapes poverty, lives peacefully.