Liu Ruyan has always been troubled by a rare cold syndrome. Over the years, she has visited renowned doctors and tried various treatments, but the cold syndrome has always been a constant and cannot be cured. However, the unexpected appearance of Xiao Yun, a disciple of the Medical Master of the Heavenly Medicine Hall, brought about a turning point in everything. Faced with Liu Ruyan's long-standing cold syndrome, Xiao Yun did not show difficulty like other famous doctors, but instead appeared to be at ease. Before long, Liu Ruyan felt the chill slowly dissipating from her body, and a sense of comfort that she hadn't experienced in years surged into her heart. After the cold spell was resolved, Liu Ruyan was filled with gratitude towards Xiao Yun. After exchanging pleasantries, Xiao Yun rode away on his electric scooter and disappeared into the bustling crowd. However, shortly after Xiao Yun left, the phone of the Liu family rang urgently. Grandpa Liu was seriously ill, and the entire Liu family was helpless. However, Liu Ruyan could only rely on Xiao Yun, who had just solved their cold illness, to find various ways to find Xiao Yun to treat her grandfather
