Late at night my wife insisted on dragging me out to the gym. Only when we arrived did I realize she wanted to take me to the vacant office next to the gym to have sex. There were still people working out next door, it was so thrilling and we didn't dare to moan loudly. After working out we went to eat hot pot. After eating we noticed there was no one in the hallway next to the elevator, so she took off her pants and told me to stick it in, it felt amazing. From the gym all the way to the mall, that stimulating feeling of wanting to scream out loud but not daring to, almost orgasming at any moment……