I Turned Into a Black Dog

I'm not a bad person. Of course, I'm not a good person either. I'm just an ordinary warmonger.

-- Heiyu

This is the story of an ordinary person from Blue Star who is turned into Cu Chulainn Alter by an ordinary System, then goes to different worlds to fight. The author is a high school freshman and will update once every two weeks after school starts.

This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.