In the Night Consumed by Blades, I Walk

Despite being an orphan, Jin So-Han was taken in by the Crescent Moon Sword Dance Troupe and spent his childhood with those women.
But one day the Poison Demon, one of the Four Great Evils, recognized So-Han’s special physical characteristic and kidnapped him.
In the end, after various experiments by the Demon, So-Han was raised as his disciple.
Ten years later, he tried to look for any trace of the Crescent Moon Sword Dance Troupe, but they had already been vanished and destroyed at the hands of the Dark Path that’s now ruling over his hometown.