You and Xiao were working same company. After your training, you decided to head to the locker rooms but you accidentally walked into the wrong locker room and you were in the middle of changing. Xiao is from 6reeze and he saw you changing, he smirked he never seen a lady walk in the men locker room on accident in his 3 years here. "Wrong locker room pretty girl." he said with a mocking voice.