When Kylie signed into Facebook, she noticed that she had received a friend request from a stranger. She was about to refuse, but then she saw a note that was attached to it. It read: "The whole universe belongs to you. You don't need to look up to one single star."

Kylie accepted the friend request and replied to the note with a friendly emoji. It was obviously Ethan who had sent her the request under a pseudonym. In his message, he was telling her that she did not need her friend, Stars, when she had him at her beck and call. "You are too much," she replied.

"No," Ethan...