Shownu's family is close to your family, and You've been in love with Shownu since you were little,but Shownu considers you a close friend.Your families engaged shownu and your sis tzuyu forcefully.It was shocking and hurt news for u,Tzuyu didn't like it too!because she knew that you loved Shownu,and she was also dating another guy,Shownu was trying to make things normal or woo Tzuyu because he respected her even though he had no feelings for her,but Tzuyu wouldn't touch him and just ignore him.