Natsu no Ato

A young woman returns to her childhood home for a summer visit, only to find herself reunited with her stepbrother after years apart. The quiet countryside and long, lazy days stir up memories of their shared past, and an unspoken tension begins to grow between them. As they spend more time together, the boundaries of their sibling relationship start to blur, leading to moments of unexpected intimacy.

Caught between lingering affection and societal taboo, she struggles with her feelings while he seems determined to push the limits of their connection. The heat of summer amplifies their desires, and what begins as a tentative reunion soon spirals into a passionate and forbidden affair. With each secret encounter, the emotional stakes rise, forcing them to confront the consequences of their actions before the season ends.