"It's like going undercover... I'm okay with it. I'll play the role of Ryo's girlfriend." My wife and I were asked by my best friend Ryo to help his mother give up on his desire to marry him. I was going to refuse, but my wife was cooperative and reluctantly agreed, saying, "You owe me a favor, don't you?" A few days later, we had dinner at a hotel and I thought he'd be back soon, but Ryo's mother was kind enough to prepare a hotel room for him. Then, my wife's last message was that she'd be back by the last train, and then she stopped replying...