I still can't forget it. That event, which made my guts churn, happened in the spring of our third year of marriage with Sana. Tired of her life as a housewife, Sana said she wanted to learn how to use a computer for job hunting. By chance, her close friend Yoshida offered to teach her, and from that day on, Sana started going to Yoshida's house. As the days went by, Sana's behavior became increasingly strange, and I grew anxious. I decided to infiltrate Yoshida's home. There, I witnessed an unbelievable scene…
