The title comes from Shadowverse's Vengeance class gold card 323, "Mechcia, the Hero of Purification." It tells of the meeting and adventures of an unnamed transmigrator and the One-Slash girl, before she became an instrument of purification.
The pace will pick up starting in the early-middle part of the story. Please look out for the special chapters.
From the great cemetery of Felscain to the Dragon Knight lookout in the Northern Federation, from the New Basel Empire where toxins lurk to the sandy wastes of Arancia, I will follow in my predecessor's footsteps, searching for the redemption and hope that belong to her. May the road of exploration ahead of us be filled with miracles and discoveries.