"Kira is childish, and he hates losing. You guessed it, I'm also childish and hate losing." -L Lawliet. L has spent most of his life dedicating himself to solving crime cases, and hunting down and apprehending notorious criminals and felons around the world. It is implied that he suffers from loneliness, internal torment and low self-esteem, even calling himself "a monster" at one point.