What Will Happen If My Wife Runs Away from Home in the Middle of the Night?

My wife's sister moved into my house after the divorce, but she often stayed out at night. I reminded my wife privately, hoping she would ask my sister-in-law to pay more attention. But my wife asked me, "Why do you, a grown man, keep an eye on my sister's personal life all day long?" I ignored my sister-in-law's affairs. But suddenly one day, a colleague at work called me and told me that I saw my wife and a strange woman kneeling together in front of a hotel. I rushed over in a hurry, and unexpectedly discovered an astonishing truth...