Masturbation pleasure that makes vaginal ejaculation troublesome. Frictioning the sensitive glans and foreskin to guide ejaculation – JOI Takeuchi Yuki ROYD-356

[A work from a subjective perspective!] I get excited every day because of my sister-in-law, Yuki, who lives with me. Then she caught me secretly masturbating! From then on, my life was controlled by my sister-in-law's ejaculation! She makes me hold back my ejaculation while whispering words like "hold back" and "countdown" in my ear to control it. My sister-in-law seems to enjoy playing with me, and even secretly controls my vagina to ejaculate inside me without my brother knowing…!