I was targeted by my wife's female friend and I couldn't refuse to cum inside her

"What! Are you away?" While my wife was bringing her children home, her wife's friend Yuka came to visit. When Shinya tells her wife that she's just going home and won't be back for a while, Yuka falls awkwardly and falls her shoulders. "I thought I'd meet you for the first time in a while..." Yuka sighed with sadness and was beautiful and Shinya couldn't leave her alone. "If you like, why not go ahead?" A casual muttering word brings in an unexpected incident...