'Are you Bipolar?' A story of a girl whose infinite love for a person who is not part of the human world. Her love is boundless. She has no boundaries when it comes to her love. 'You’re still the one I run to, the one that I belong to, you’re still the one I want for life!!' An unknown creature approaches her because of the past reprisals, but unfortunately, she falls in love with him. 'I want to dig your grave next to mine.'His love is an enormous danger for her, but she doesn't have a clue about it. The girl is blind to her love. He saves her from other enemies, but he is her biggest enemy. 'Die for me!' Jung-Kim-Hea is the apple of the eye for her three handsome brothers. She's a weakness to her brothers. She believes her brothers lead a normal life, but she has no knowledge of their mafia world. Her third brother is a foster brother who eventually falls in love with her at a young age, but she is not capable of seeing his love for her. 'You are a danger to my heart.' . . Where does the roller coaster of her destiny get her?