我有一身被动技

あらすじ

"Is the most powerful skill in the world one that needs to be actively wielded?" "Nah, passive skills are the real deal!" "What are passive skills?" "A passive skill is an active skill that can be instantly activated. It's an ultimate trump card that no one would guard against and can only be known by the dead!" "Can you break it down for me?" "Breathing Technique, Strong, Sense..." "Heh, that's it?"