Is it okay if I sleep with my brother without my husband knowing?

Read also:

• I'm looking for an answer from people who consider themselves "Gender Critical", or transphobic, or TERFs, and my question is this - Why would you refuse to use the pronouns someone wants? What does it cost you? Where's the harm?
• How did you as a human being change while growing up?
• Do you even realise that NASA could've hid or bury every single piece of evidence for a flat-earth and exaggerate their evidence? Have you ever question materialist scientific narratives?
• What is the happy reality of our generation?
• Has a psychic ever made a crazy prediction that turned out to be true?
• Is there a musician who has publicly stated that they do not want their music played by the Trump campaign or at a Trump rally? If so, who and why?
• What happens when your partner doesn't see the value in you and continuously hurts you by searching for something in others knowing it hurts you?
• She was a Disney star with platinum records, but Bridgit Mendler gave it up to change the world - Ars Technica
• What is your craziest college sex story?
• What are some things that normal people do that religious people call sins?
• If women aren't shallow, why do most tall, good-looking men have girlfriends?