Cang-shu and Ching-lu are on their way back to the apartment, and Ching says that he's glad to see his old friend. He's also happy to see that he has grown a bit taller, and that he is now taller than before. Cang cang is excited to see them, and he tells Ching-li that they're going to have to sleep in a big bed, since the room isn't big enough for four of them. Ching-lin says that she's found a really exciting activity, and she wants to continue it tonight. They're interrupted by a waterfall, so they decide to go pick oranges in the back of the hill. They don't want to miss the treasure box, which is in the middle of a lush orange grove. They can't get it out of the water, though, because it's very shallow. They have to climb up a mountain to get to the box, and they've got to do it in the dark, because the box is locked in a shallow pool of water