The 'Nee Summer!' series plunges viewers into a sweltering summer of forbidden incestuous passion. [1, 2] The story centers on Yuuta, who finds himself staying with his stunning older cousin, Kei, to study for his exams. [2, 3] What begins as innocent tutoring quickly dissolves into raw, unbridled lust. Kei's playful teasing ignites a fire in Yuuta, and soon, they're exploring every inch of each other's bodies instead of their textbooks. The series arc follows their escalating sexual relationship, from their first hesitant, passionate fuck on the living room floor to more daring encounters throughout the house. Each episode intensifies their taboo bond, showcasing Kei's dominant, seductive nature as she guides her younger cousin through a crash course in carnal pleasure. They fuck relentlessly, her massive tits bouncing as he pounds into her dripping wet pussy, their sweaty bodies tangled in the summer heat. The climax of their relationship sees them abandoning all pretense, fucking openly and creampieing each other as they fully give in to their degenerate family desires.