What causes Greg and Lemon Brown's relationship to change in “The Treasure of Lemon Brown?”

Greg and Lemon Brown’s relationship changes after they face danger together when two men enter the building looking for Lemon Brown’s treasure. Greg helps protect Lemon Brown, and Lemon Brown shares the story of his son and the harmonica. Their shared experience builds trust and understanding; it is more than simply discovering an abandoned building or sharing a general value.

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