Yeonhee stared blankly at the ground while Kai sat grumpily beside her - they were seat partners. Yeonhee turned her head slowly and met eyes with Kai before giving him a grin, "Congrats!" Yeonhee exclaimed as she ignored her old thoughts and put all her attention to Kai who raised his eyebrow, "Congrats?" Kai asked as Yeonhee didn't show gave him hints of things he achieved?   Yeonhee nodded and smiled, "For being in a relationship with Jieun." Yeonhee remarked as she smirked at him while Kai couldn't help but break up into a smile as he remembered he isn't a single man anymore, a man in a relationship - a happy relationship.   "Yes, I will." Jieun shyly smiled as she sat on the swing beside Kai who held a football between his hands. "Hm? You will what?" Kai asked absentmindly as he threw the ball in the air and caught between his hands, "I'll be your girlfriend." Jieun replied as she looked at the other way and heard the football thudded on the ground and rolled away from Kai.   He was lost yet happy. He could have said no by that time even though he heard their conversation in the empty classroom when everyone was excited to go out of the school and finished their assigned jobs involving the soon event which was in 3 days.   Kai twitched his mouth into a wide grin before it faded as he reminisced a memory, "Are you sure?" Kai asked in a worried tone. Is he stupid or what? He asked her if she could be his girlfriend and he  seems to be regretting it. "I mean, it's just that exams are coming and I thought you might want to focus more on it." Kai lied for an excuse when Jieun raised her eyebrow and he could still see a bit of red on her eyeball, his heart longed in despair. Jieun chuckle quietly, "Can't I have a lover while studying? They said before that studying with your lover gives you more pressure to becom