When Hyuk couldn't wake up that morning telling Leo and the others that he was feeling light, everyone knew that there was something wrong with their Maknae. 

Hakyeon approached him trying to find out what was wrong with the boy "SangHyuk ... wake up look at me" Hakyeon gently helped the boy to sit up and faced him "Talk to me what's wrong?" 

Hyuk was finding it a bit hard to keep his eyes open, he had a strong headache and overall just light and a bit dizzy and he told his leader that his voice was too weak to explain 

"Okay ... let's call it a sick day for you today, I'll help you finding some medicine, meanwhile try to eat something" 

Hakyeon covered the boy's body tightly before he headed out to the kitchen

"So?" Hongbin asked

"I don't think he'll be able to come with us today he's sick" ... "Make him something to eat as I go look for some medicine in our cabinet" 

Hongbin nodded while Leo exchanged some worried looks with Ken. Hyuk has always been their little Maknae and sometimes this happen and they really feel bad for leaving him alone everytime because of work but they knew that there was nothing they could do about it.

By the time Hakyeon was back with the medicine, Ken has already given Hyuk his breakfast, the leader smiled as he saw the younger eating some toasts and eggs and for some reason rejecting the milk. He then gave him whatever he could find in their medicine cabinet and asked him to stay