"To my beloved client" was written on your glass when you once again took a glass of cappuccino at your favorite coffee shop. Sitting down at the table, you looked at the barista, who, having caught that you noticed that he was constantly looking at you, looked away in embarrassment. When you approached him to buy another cup of cappuccino and something tasty, he, along with your order, handed over a note on which it was written “Can I have your number?”