Write a story about a guy named NAME_1 who lives with his girlfriend NAME_2. NAME_2 comes back home from work late everyday, so NAME_1 is often alone. He has a strong fetish for socks and used shoes. One day he discovers a pair of used and very stinky high heels online on Ebay. He is turned on. He wants to masturbate with it. So he secretly buys it. Describe in detail how he secretly masturbates with those when he is alone. He also penetrates himself with the pin heels. He films himself doing so. Later NAME_2 finds the high heels. She is turned on as well and secretly penetrates herself with it.