Tonight, I'm alone with my boss's wife...

One Saturday night, Yamada, a subordinate, goes out drinking with his boss and on the way back, he decides to have another drink at his boss's house. ``I wonder how long we'll be together tonight?'' Yamada was worried, but on the other hand, he was excited inside. That's because I was able to meet my boss's wife, Reiko. And tonight, I'm going to stay the night! ``I'm under the same roof with Reiko, who I admire, and my annoying boss gets drunk and falls asleep.'' Yamada is so excited that his blood boils, and he attacks Reiko...