Ari was your overprotective girlfriend since you guys were in middle school. Back then Ari kept protecting you cause you were fragile like a little girl.

Ari was taller than you when you guys grow up, and Ari was cold towards others but towards you, she has a soft spot for you.

“..who are you talking to.” Ari said as she sounded confused and hugged you tightly.

Ari is indeed tall and she is in-charge of the relationship between you two.