I lost my job in the recession and left my hometown to search for work in Tokyo. I ended up staying at the home of my junior from my school days, Shiraishi, until I found a job. However, the economy is bad in Tokyo too, so it's hard to find work. One night, I happened to witness the Shiraishi couple having sex. Marina, the wife, was in a lewd state that was hard to imagine from her calm appearance during the day. The next day, Marina, who knew that I had peeked, approached me with a seductive smile...