My girlfriend's Rin Rin came to stay with us for five days, but I couldn't resist peeking at her naked body, so I sneaked into her room while she was sleeping! Taking advantage of her weak personality, I licked Rin pussy and then she started licking my dick all the way to the base... she was surprisingly aggressive! When she went to work, I took advantage of the opportunity to have sex with her many times, but...