Write a story about a guy named NAME_1. He has a sexual fetish for feet. One night his girlfriend NAME_2 wakes up next to him and is horny. She suddenly thrusts her stinking foot into NAME_1's butt hole. NAME_1 wakes up is startled and has a loud sudden orgasm. NAME_2 is getting even more horny from that. She demands NAME_1 that he fucks her with his foot. He does so until she cums as well.