The episode follows protagonist Haruto as he becomes increasingly entangled in the enigmatic powers of the "Infinite Desire," a supernatural force capable of exposing and amplifying the darkest desires of those around him. While Haruto initially struggles to resist the allure of the power, his growing curiosity and the pressures of those vying to control it draw him closer to its influence.
This installment introduces Akane, a mysterious new character who seems to possess knowledge about the origins of the Infinite Desire. Her calm yet cryptic demeanor creates a sense of unease, as she offers Haruto both guidance and veiled warnings. Meanwhile, Haruto’s relationships with the other characters deepen, particularly his bond with the passionate and impulsive Rika, whose own struggles with desire come to the forefront in a dramatic and emotional confrontation.