That morning.

  Kris is up early. well, actually he cannot sleep because of last night date. After washing up, he heads to the kitchen just in time both of his parents having breakfast.   "Morning dear, you're early. Why? Are you feeling unwell?" Asked the mother. "Morning mom, dad. Yeah. I barely sleep. Naaah, I'm okay. Hehe" He said and sit down while smuggling. "If you say so dear. Oh, by the way, can you help me to wake Zitao up? Breakfast is ready.". "Okay mom." Kris said and heading upstairs again to wake Zitao  up.   Knock-knock   "Zitao? Zitao? Are you awake already? Mom asked me to call you for breakfast." Kris said.   No answer    "Zitao? Are you okay?" He asked. "I'm going in if you don't answer me." Kris said and turning the door knob.   As soon as Kris entered the room, he saw Zitao sleeping soundly but looking pale.    Worried, Kris then shake Zitao lightly and feel Zitao's body temperature.    "OMG Zitao! You have fever!"    Kris hurriedly leaves the room and calling for his mom.    "Moooooommm! Mooooomm! Zitao having a fever. Omg omg. Doctor! Yes I need to call for a doctor." Kris panicking and run to his room and grabbed his cellphone.   Mrs. Wu just shake her head, smiling and headed to Zitao's room.    "Hello Dr. Lee? Kris here. Can you come over? Zitao is having a fever. Please come here as soon as you can. Okay, Okay, thanks."   30 minutes later.   *Ding dong ding dong*   "It's must be Dr. Lee."   Kris run to th