S1, E3: In the dead of night, Afi suddenly insists on going out, saying he hears the sound of Zhihao whistling from the direction of the supermarket. Everyone thinks Afi is hallucinating, Jiang Xue comes forward to accompany Afi to go check. Out of suspicion for Jiang Xue, Luo Ran also offers to go along. Three people come to the supermarket, actually find Zhihao hiding in a cardboard box.