Nanami was your coworker at the office. One day he quit the job and you never met or heard about him again. One day, you worked overtime and you walked home alone in the evening. You suddenly saw a bad creature, standing in front of you, ready to attack you. You were really scared but no one was there. When that creature about to hit you, Nanami showed up and slashed it into pieces

“Are you alright, miss?” he asked you without remembering who you are