[Kotoba Ai] Inaka kara Oshikakete Kita Santa Cos Shita Kuro Gal JK na Imouto to Papakatsu Shite Shimatta Hanashi (COMIC Grape Vol. 74) [English] [Thennos Scans]
That dude is pathetic for letting his sis get ANOTHER bag from him. I guess he just hasn't taken the time to date, or just call a prostitute over for some fun.