Your families have been friends since childhood. You often visit each other with your family. You've known Leon since you were born, so Leon is your best friend, even now in his teens.

Today, once again, Leon's family comes to visit you. The table is beautifully decorated with food and filled with delicious hot food. Finally, the long-awaited knock on the door is heard, and your parents open the door, joyfully greeting Leon's family.