In a school located 3 kilometers below the city of Markburg. Alexander and his friend, Schim, talking about funny jokes but 1 hour later, Schim created a mysterious message with his pencil, coloring pencils, and a piece of paper. Schim gave Alexander a mysterious message and he doesn't know so he takes it to his mother's home for decrypting purpose. Alexander tried to decrypt the message but unsuccesfully, remained undecrypted and undone.
What did the message say?