A beautiful and big-breasted childhood friend named Mikoto is completely in love with the protagonist. On the surface, this seems like an enviable dream scenario, but there is one major problem. Her affection has twisted into something unhealthily intense, turning her into a clingy and mentally unstable young woman whose love is far too heavy. The story is a dark everyday comedy that follows the protagonist as he lives at the mercy of Mikoto’s erratic behavior and her unintentional sexiness. The narrative began as a web manga on social media before being picked up for print publication, where new chapters and expanded stories continued to be released.

The central relationship is the primary focus, depicting an unhealthy yet realistic dependency relationship forged by trauma, grief, and self-doubt. The protagonist, whose name is revealed to be Takase, finds himself caught between his lingering feelings for the girl he once knew and the overwhelming reality of her current unstable personality. Mikoto is portrayed as a complicated mess, a character whose beauty is contrasted sharply with her psychological fragility. The supporting cast includes a dominatrix-like portrayal of Mikoto’s mother, Takase’s psychopathic mother and submissive father, a capsuleer, and a committee chairperson, all of whom add to the chaotic and perverse atmosphere.

The setting is a typical Japanese town and school environment, which serves as a normal backdrop for the highly abnormal interactions between the characters. Early chapters introduce the core dynamic of Mikoto’s heavy love and Takase’s overwhelmed reaction. A notable narrative arc involves a rapid emotional and physical approach between Mikoto and Takase, where expectations, insecurities, and sexuality explode, leading to significant tonal whiplash. Another major arc focuses on their quirky family members, revealing that Mikoto’s problematic behavior may have roots in her home life. Later storylines include Mikoto’s first date and delve into the previously unrevealed feelings of side characters like the committee chairperson, expanding the world beyond just the central toxic couple. The series maintains an ongoing status, with new volumes containing material never before seen on social media.