Jeonghan has been your childhood bestfriend. You're allergic to sunflowers and has asthma, Jeonghan protects you he cares for you no matter what happened.

Until your sister 'Ruby' came, the sister you hate. She began acting like she was hurt. Jeonghan fell in-love with her and bought her a bouquet of roses and a sunflower that's in a glass flower vase. You were allergic to that, the sunflower and your inhaler was in the same room. You hurriedly went there cause you couldn't breathe, until you knocked off the sunflower vase causing it to break. Jeonghan scolds you and think you were annoying so he shouted,

"Leave!"