This lesson focuses on restoring the intestinal barrier as both a physical and energetic process essential for immune health. It introduces the concept of defensive energy in the body, which governs the integrity of the gut lining and reflects how we maintain boundaries in life. The lesson emphasizes that leaky gut is not just a physical issue but also rooted in emotional, energetic, and developmental factors, and that true healing involves strengthening one’s core vitality to reestablish inner resilience and discernment.