A Memorable Childhood Event

In order to get the acceptance from playmates，Xiaohu makes a phone call using the telephone of the door keeper's on the sneak. However, the phone call is made to "America".
The telephone is then out of use the next day. All the clues lead to the overseas phonecall made by Xiaohu. Xiaohu is harrowed with guilt. Therefore, Xiaohu starts to take actions to make up his faults. Yet he still could not release the guilty he feels.