Abaddon: Princess of the Decay

A supernatural horror adventure set in the haunted Ayakoji Mansion, deep within a dark forest. Professor Yamanobe arrives with his students to investigate the mansion's dark rumors and mysteries, only to find themselves trapped by the horrors within. When Homura, the professor's son, arrives with friends searching for his father, they too must confront the mansion's sinister secrets and fight for survival. The game features 2D graphics, turn-based combat, and an exploration-driven narrative as players uncover the truth behind the mansion's curse.