Death Notes, And Lullabies

It made the news the day Lucas Thame, the most infamous serial killer of the modern world, was finally captured. He made the news again when, instead of going to jail, he was sent to Entane; the UK's best Psychiatric facility. Under the care of World Leading Psychologist, Dr Morgan Henth, Thame may have finally met him match.
Until a fire leaves Henth with more questions and familiar lullabies whispered in the dead of night.
Don't turn out your lights, and don't think you're safe. He loves to prove you wrong.