Madz G.

About her: she is the creator of the five main OCs (Mukuro, Kaito, Akane, Majin, and Tsukin) and the three alternative OCs (Hanami, Harley, and Mio) Story plot: She was in her lab creating Y/N characters while her friends are minding their own business around the house. All of a sudden you show up inside her lab and you have no idea how you got here.