Rural youth Fucai, in order to cure his grandmother's illness, gets a part-time job opportunity at Tusita Palace in the heavenly court, recycling discarded elixir dregs, furnace ash, and other materials from the immortal realm. Adhering to his original aspiration, he uses immortal realm waste to benefit rural neighbors, boosts the health and wellness industry, provides precious materials to assist national aerospace scientific research and breakthroughs, and contributes strength to the research and development of national aerospace fighter jets. While handling commercial disputes and villains' harassment, he adheres to morality, reaps true love, and writes an inspirational story of an ordinary youth with a heart for his country and growing through practical action.