A strange illusion game quietly sweeps across the city, leaving those caught in it lost in mind and hovering between life and death. Su Qingyuan, heir to a family that guards against the illusion world, appears with the Tome for Suppressing Illusions. She joins forces by chance with the calm and meticulous Lin Mo, the steady and dependable Gu Yan, the sharp and courageous Su Wan, the data-savvy Tang Xiao, and the optimistic, loyal Chen Yang. From their first meeting at a board game cafe to standing together in life-and-death peril in a secluded valley, they repeatedly overcome trials that prey on the heart and battle the evil forces of Guixu. In their struggle between human nature and illusion, they wield their bonds as blades and their convictions as light. They must not only save those who have lost their way, but also bring back a sacrificed companion and end a fate of illusion that has endured for a thousand years.