[Calpis Koubou (7ten Paoki)] My Big Cousin Sis [Sonarin迫]

When a timid, bespectacled cousin meets his confident, voluptuous older sister, the quiet tension between them ignites a daring, sensual game. She teases him with bold gestures, pulling him into a provocative encounter that blurs the line between familial affection and raw desire. The story unfolds with teasing glances, intimate touches, and a climactic moment that leaves both characters breathless.