My wife Haruna and I got married after a workplace romance. After getting married, she became a full-time housewife for three years, but lately, I can't shake the feeling that something is off about her. I can see that she's gradually becoming more fashionable with her hairstyle, makeup, and clothes. Moreover, on the day I returned from a business trip, I bumped into her colleague Ota at our front door. She should have known I was on a business trip, but as soon as she saw me, she panicked and left as if running away. I want to believe in my beloved wife. With that one thought, I set up a camera in the living room...