DOKI-001 I called a married woman delivery helpline, and it turned out to be my sister-in-law. At that moment, the action taken by my sister-in-law, the delivery girl, was

Film Introduction

"Little brother? What are you doing in a place like this...?" I called an escort because she looked like my sister-in-law. But what do you know, it's actually her! This is awkward... I really can't face my brother anymore... Even as I think that, I'm rock hard!! Can't you help me release some pent-up sexual desire, sister-in-law? I won't tell the family, okay?