Create a narrative about a secret shop hidden in the depths of Knockturn Alley.
We know Knockturn Alley as a hub for dark arts practitioners in the Harry Potter universe, but what if there’s an obscured shop unknown to everyone but a few people? What does it sell? Who runs it? And why is it concealed? This prompt offers insight into the realms of secrecy, the consequences of societal exclusion, and the allure of the unseen.