Du Ruili blinked, shrugged his shoulders, and answered lightly, "I forgot.". But we've talked so much, and I still don't know your name. Would you like to introduce yourself? She changed the subject. "My name is Rui Kai." Rui Kai looked at her thoughtfully before answering. Rui Kai? What a coincidence! She beamed and cried, "My name is Ruila, Du Ruila.". What's your last name? "Du Ruila?" Rui...