Ep. 1: Shungo discovers Mayu is a succubus who must live with him to control her powers.

Shungo encounters Mayu at his school and observes her unusual capacity to attract men. After saving her from classmates, he discovers she is a succubus unable to fully control her abilities. To help her manage her powers and learn how to interact with men, she and her brother move into Shungo’s home. As part of this living arrangement and training process, Shungo and Mayu are required to share the same bed. This setup forces them into close proximity while she undergoes the necessary instruction to regulate her supernatural influence on others.

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