I still remember It was in the spring of her third year after marrying Sana that the incident that caused her bowels to boil repeatedly occurred. Sana was bored with her life as a housewife, so she said she wanted to learn how to use a computer in order to find a job. She happened to be taught by her best friend Yoshida, and from that day on, Sana went to Yoshida's girlfriend's home. Sana's appearance became strange day by day, and I became anxious and decided to infiltrate Yoshida's home. There, I witnessed an unbelievable sight...
