Rin dates Wataru, a speed skater. Daikoku, her neighbor across, sees everything in her room through the window. Unaware of spying, Rin changes and fucks Wataru by the window! Each time, Daikoku masturbates watching. One day, he waits for Rin to take out trash, stealing a condom with Wataru’s cum. Chatting, he slips he’s been spying, scaring her off. Unable to hide, Daikoku blackmails her with their intimate photos. First, he demands to see her nipples, then to lick them, then forces her to suck his cock! His demands escalate, but Rin, with no choice, complies, even letting him fuck her! She discovers Daikoku’s cock vastly outshines Wataru’s—Wataru cums fast, but Daikoku makes her climax first, endlessly! She can’t forget his cock, willingly offering her pussy, begging him to sate her horny cunt...