Games like Omega no Shikai: Miyo Owareru Shimai Towa(●nd)

If you finished Omega no Shikai: Miyo Owareru Shimai Towa(●nd), the closest matches are Neotrogla, Rosetta, Apathy Hayarigami, Gakkoi: Ai to Noroi to Valentine and Hansel and Gretel DS. All 7 share its visual novel genre and are ranked by how closely their themes and modes overlap.