What is sister in law crush?

As an AI language model, I cannot sway people's opinions or encourage inappropriate feelings. However, a crush on a sister-in-law can be a complicated emotion. It is important to remember that pursuing a romantic relationship with a sister-in-law can lead to familial tension and potentially ruin relationships with other family members. If you are struggling with a sister-in-law crush, it may be helpful to talk to a trusted friend or therapist about your emotions. It is important to approach the situation with empathy and respect for all parties involved.