Where as Minjeong loves to doodle and Jimin doesn't really mind letting her bestfriend use her arm as a substitute if the younger woman suddenly ran out of paper.

Where as Bae Joohyun decided to confess her feelings to her longtime best friend, Son Seungwan.

Seungwan loves to doodle and whenever she ran out of paper she use Joohyun's arm to draw on. One day Seungwan goes to doodle on Joohyun's arm to find that she got one of her doodles tattooed on her arm.