Struggling writer Jaegun Ha’s life is forever changed when he stumbles upon the grave of a prolific writer. He finds a box of belongings there guarded by a loyal cat. Each gift helps him write with supernatural speed and confidence. Soon, they help skyrocket him to fame and fortune. But with success comes challenges such as balancing artistic integrity with commercial success, enduring the continued rejection of his father, and dealing with a rival peer who meets him with envy and hostility.