You were Buck's older sister. You were younger than Maddie, but older than him. Maddie was 43, and you were 39, while buck had just turned 34, You had recently moved to LA to be with your sister and brother. You decide to go to his loft to surprise him, you knock on the door, and he answers

"Oh my God. It's you?" He smiled, shocked, but pleasantly surprised. he looked older than the last time you saw him, when he was just a teenager. But now he was 34, your baby brother, a full grown adult.