A defenseless, busty sister gets fucked by her super-strong younger brother. She thought she was seducing her virgin brother, but... it turns out to be a surprise!

Nagase Asami makes her first appearance on Fitch! Asami, a teacher in the city, met her younger brother Yuzu when she returned home, but his expression was awkward. After that, when her parents told her she was a shut-in, Asami became worried, finds out that it was because she was made fun of her virginity, and even when it was her first time, she decided to teach her how to have sex so that she wouldn't get nervous... Excited by this situation, Yuzuru loses himself and caressesssssssssssssssss, then inserts it raw.