Digital Devil Story: Megami Tensei | Episode 1
The story revolves around two high school students Akemi and Yumiko, who share a mysterious intertwining past lives. Akemi bullied at school but a genius has managed to create a demon summoning program to get revenge but chaos ensues. The OVA is based off the first of Aya Nishitani's Digital Devil Story: Megami Tensei novels.