Qingyun Sect disciple Lin Qinghan, while gathering herbs in the mountains, rescues an injured ancient nine-tailed spirit fox and names it Tuanzi. The two accidentally form a spiritual bond; Tuanzi not only accompanies her by her side but also helps her advance in cultivation. Journeying together hand in hand, the human and the pet grow continuously through the sect's trials. Evil cultivators covet Tuanzi's ancient spiritual power and come to provoke them, but everyone unites to face the crisis, ultimately resolving conflicts with kindness. This heartwarming journey of cultivating immortality accompanied by warmth interprets loyalty and goodwill, writing a wondrous fairy affinity of advancing together and growing toward the sun.