Description: Transform Taiwan's rural legends, activate crisis awareness, and integrate them into life education! What is the most sour thing in the world? Is it lemon? Sour plum? Or is it jealousy and sarcastic words? Be careful! The sweetness, bitterness, and spicyness may hide the tricks of monsters... Are there ghosts in the food? Invisible dangers are the scariest! Attention, greedy children! The monsters on the third floor like to make mischief in the food! The "Yellow Rice Ghost" hides in moldy food, and the "Lemon Essence" loves jealousy and talks.