Due to being slow, I had to stay back and work overtime to keep up with the schedule. Fortunately, my manager helped me finish the work ahead of schedule. Afterwards, I invited her out for a drink to thank her. But I forgot the time and missed the last train. The manager invited me to stay overnight at her place. Not wearing underwear at home is her habit, it felt like she was inviting me. In such an intimate setting with just the two of us, I could no longer control my desires...