After the moment where Bogum realized that he likes Irene, Bogum just get excited everytime when Friday is approaching. It seems like Friday is the only day for him. 

Several weeks passed by,  Irene and Bogum relationship had gotten better and there is no more awkward situation between them but somehow they still use formal language with each other

At the Music Bank studio,.

Bogum remember that he needs to do something..

"Irene-shi.." said Bogum

"Nae, Bogum-shi.." said Irene

"Hmm.. Can i have your number?" asked Bogum while scratching his head even though it is not itchy

"Hmm.." Irene think for awhile, she hesitate whether to give it or not

"Give me your phone" ask Irene

"Nae" replied Bogum with a smile

" I gave you my number but don't you dare give it to other people because my number is priceless!" warned Irene jokingly while inserting her number in Bogum's phone

"Nae! I will definitely protect your number even if i die" replied Bogum which cause laughter

After Music Bank ended,

In Red Velvet's dorm..

Irene just can't keep her hands of her phone hoping that there is a message arrived. Suddenly..

"Unnie! What are you doing?" asked Wendy

"Nothing.. just waiting for my mom's phone call" reply Irene

"Eyyy! Come on! Don't lie with me!! I knew you the best!" said Wendy

"Actually... I gave my phone number to Bogum" reply Irene shyly

" OH MY GOD! What did I say!! I think he like