After closing doors for many years, Ling Xingchen returns with the immortal realm state, yet discovers his great-granddaughter is trapped, his family suffers calamity, and his old disciples have turned away. Facing intricate and complex forces, he relies on strength to find out the truth, demands justice one by one, and protects the last remaining family member. After grievances and grudges are settled, he chooses to let go of the past, accompany his great-granddaughter to grow up, and also cherish the warmth by his side.