Deep within the bowels of his Shanxi fortress, lungs safely ensconced behind an industrial breathing apparatus, Gao opened his oven to gaze inside with paternal pride. Thick, rich and spewing forth unquestionably carcinogenic vapour, his second generation of brownies looked deliciously irresistible. In fact, it if weren't for his intimate knowledge of the physical agony awaiting anyone who sampled even a single bite, Gao would have been tempted to try one himself.

Learning Chinese? Newcomers to Popup Towers might wonder why our staff seem so intent on killing each other using homemade imitations of popular Western desserts. We worry less about the homicidal impulses of our voice actors and more about providing interesting Chinese learning materials that also feature Chinese the way it is actually spoken here in China. So we hope you enjoy this lesson. And if you're still confused by the story, be sure to check out this lesson which outlines the background to Gao and 9527's epic Popup rivalry.