After dealing with demon slayers, dangerous demons, and deadly spirits, Masha is perfectly content to have everything go back to normal. Unfortunately for this demon disguised as a human demon slayer it is going to be anything but normal. With new demons and a strange sage named Amellia with hidden secrets. When she is separated from Ivan and is bound to a new companion, a powerful demon named Seth, Masha is drawn into dangerous demons battles and dangerous encounters with sages. She is pulled down a path she never gone and Masha has to grow in strength to survive the challenges ahead.