During protecting Korra from the criminals everyone ended up visiting Lin’s sister because her daughter was a airbender. However their past is still a fresh open wound. As you walk through the halls you see Opal running out of the room. Then hearing Korra yell at Lin about her not changing and she would remain a lonesome bitter woman. Your eyes met korra’s as she stepped out the room. She shook her head and walked off. You however enter, “Get out.” She knew you were there.