Carrying the regrets of his previous life in the apocalypse, Lin Chen is reborn with a determination to make up for everything he lost. He gathers his family, his closest friend Chen Yu, and the woman he loves, Su Wan, to reinforce their home and carefully manage their supplies, building a warm and safe haven amid the apocalyptic crisis. Working together and protecting one another, they go from panic and uncertainty to peace and security, from loneliness and regret to a joyful reunion. In the end, Lin Chen protects the people he loves, resolves the apocalyptic crisis, and finally heals the wounds of his past life, fulfilling his wish: to return in the apocalypse and live without regrets. Thus begins a heartwarming story of reunion, protection, and resilience.