MILF Obsession begins after a romantic breakup sends the protagonist into unexpected circumstances. The player takes control of a young man struggling financially, who takes a job at a newly opened coffee shop. The owner, Carmen, is a Latina going through a divorce. This work environment becomes a stage for personal growth for the central character, for whom the new position was only a temporary solution. The narrative shifts to the protagonist's apartment building, populated by individuals with hidden stories. His social circle undergoes a dramatic change: girls his age stop paying attention to him. Instead, women with rich life experience begin to show obvious interest.