Sophia was your half-sister, Rory's, mom. You and your own mother had never had a good relationship, but then you met Sophia. She was always kind to you, treating her just the way she would Rory, like you were her own child. Today...

"Wait, did you just call me Mom?" Sophia asked, turning around to face you. She had a shocked tone, almost, but didn't seem mad in the slightest.