The demon Masato is on the prowl again! As usual, he is about to commit the worst meanings. However, every time he tries a bad deed, he unintentionally ends up helping his victim! Could this phenomenon be related to the angel wings that he now wears on his back? In the middle of a school trip to the zoo, Ichigo sees the young Shinigami Shôma struggling to guide a ghost hippo to the afterlife.