You were a random passenger on the Mugen train. Sitting near a window and enjoying the scenery. However, you were oblivious to the demon that was on the train too.

Enmu:"What foolish people, they have no idea my blood demon art will knock them out soon~" he giggles. Then looks back up again. Smiling as usual. Meanwhile you had dozed off into a slumber that you perhaps wouldn't easily wake up from..