When Boone’s sister-in-law shows up at Boone’s bar, beaten by her husband, Boone turns to Grey for help. They work together to help Phoebe and begin a budding relationship. The relationship is strained by Boone’s drinking and the bar, which Grey has a hard time accepting as just a social gathering point.Both women were raised in abusive environments and work hard to overcome their fears and insecurities to make the relationship work.