Young ho's second adventure begins. With only the hope of escaping from the Vicious Sister's hands, Youngho collects the pages of Yaesol's notes to find a powerful relic sword that can be used against the Vicious Sister. He never expected to find a huge facility beneath Dokaebi Market! Things get complicated when an unwanted invader comes to the mirror dimension, and a new character with ties to Yaesol appears to help Youngho. Will Youngho be able to defeat the Vicious Sister?