A former patient of Dr. Zheng Ren, a skilled engineer, arrives at Haicheng Hospital. Inspired by Dr. Zheng Ren's dedication, he offers his expertise to design and build state-of-the-art medical equipment, specifically tailored for Dr. Zheng Ren's innovative procedures. This reunion reignites hope for the team, showcasing the positive impact Dr. Zheng Ren has on those he encounters.