Falling in love is a dangerous thing if you fail in it. You're lucky if you found your other half already. But as for me, I'm one of the unlucky ones because unfortunately, I fell in love with the wrong person. He tricked me, he lied to me, he made me fall in love with him when he's just playing around with me. I felt pathetic. I felt used. I was hurt but he never knew an

      "You'll be my first and last."      

      In which Lee Jaemin experienced the negative sides of unrequited love.