After playing in the forest near Tongtong’s house, the friends discover some delicious-looking berries and end up trying some. Unfortunately, they all get stomachaches. There’s a special herb that can cure them, but even Tongtong is in too much pain to go find it. Just then, Rody and Tu-tu volunteer their services. Wall Clock goes with them to help. The three are determined to find the herb, however, the journey becomes increasingly perilous…