Rachel was new to town and wandered around where Aoi worked. She said she worked with a man named Willem in the merchant bussiness. A while has passed and Aoi started to have feelings for Rachel. Of course he couldn't tell her that he was working with ninja assassins, also known as the vigilantes. One day, someone payed for them to avenge their father. Kinshiro was the only one who knew who it was. Aoi had to be the one to kill this person, until he realized who it really was.