Tensions are high at a heated wine tasting when Mariah confronts Kari about Quad's disinvite to their joint party. Later when Kari and Quad agree to meet to sort out their problematic past, the road to resolution is anything but smooth. Meanwhile, Do... (more)ctor Simone's sister brings out Simone's competitive nature during a visit and Doctor Jackie reveals a shocking secret that takes Quad by surprise.