By night, the mystical Baku weaves dreams of peace and joy, but its mission veers into the shadows upon discovering a young boy's nightmare—a haunting echo of loss and abuse. Now, Baku must navigate the darkest dreams to bring light to a soul in despair!

In a post-apocalyptic world overrun by zombies, a courageous young boy flees to a secluded mountain refuge, where an unlikely friendship blossoms between him and a sentient snowman. As their bond deepens amidst the shattered remains of society, an unforeseen event challenges their friendship, forcing them to confront the true meaning of loyalty and trust in a world on the brink of collapse.