The day I visited my girlfriend's house, I was gradually seduced by her incredibly naughty, cute, and bold older sister. I love my girlfriend, but being tempted by such an alluring sister made me feel guilty yet unable to resist—I kept giving in to her advances. Her techniques were even more skilled, driving my pleasure higher and higher until I seriously fucked her repeatedly. I'd hate to get caught, but I can't stop this affair anymore. The excitement never ends.