Often depicted as sophisticated and manipulative, she holds the terms of the contract over the protagonist’s head, leading to themes of "femdom" or gentle corruption.

As this is an adult-oriented title (R18+), it is strictly intended for mature audiences. The content focuses explicitly on sexual themes involving supernatural beings and explores dark fantasy fetishes related to power exchange and life-draining mechanics.

When exploring topics like Inma Keiyaku and sex succubers, it's essential to approach the subject with sensitivity and respect. These concepts often involve mature themes, and it's crucial to prioritize nuanced and thoughtful discussions.