Nee Summer!, 姉SUMMER!, 누나 Summer, Sister Summer!, Летом с сестрёнкой!
Nee Summer! 2

Yuta and Kei intended to focus on their studies during summer vacation, but her playful teasing stirs a heated tension neither can ignore. Their curiosity ignites into passion as they explore each other intimately, surrendering to overwhelming desire. Between breathless whispers and lingering touches, they wrestle with guilt yet crave more, their bond deepening with every forbidden encounter—transforming their summer into a whirlwind of lustful discovery and unspoken affection.