The Patient of Darkness (暗闇のペイシェント, Kurayami no Peishento) is the second story of the sixth episode of the anime series Full Metal Panic? Fumoffu.


To teach a stoic Sousuke the meaning of fear, Kaname takes him into a haunted hospital, but she becomes more scared than Sousuke. They learn that the haunted hospital rumor was perpetuated by the mother and son living there who wanted peace and quiet.

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