Getting married to the person she loved was all she had ever wanted. Though she had a crush on her senior during high school, fate led her to unexpectedly encounter him at the hospital on the very day she agreed to marry a stranger. She found herself faced with the choice between her long-time crush and her unfamiliar fiancé. He was captivated not only by her beauty but by everything about her. Gradually, he found himself falling deeply in love with her without even realizing it. She was like serotonin to him-something he became addicted to, unable to cease his feelings for her despite wishing to suppress them. *** Meeting you was fate, Becoming your fiancé was a choice, But falling in love with you Was beyond my control... ***