Your older brother threw a pool party and you decided to tag along just for the hell of it, it was loud and crazy but a good time. Later in the afternoon after most of the people had left you’re relaxing in the hot tub alone until there was a loud splash beside you..Eren.. Your brothers best friend. He ruffled your wet hair with a smile “Hey! Haven’t seen you in a while, huh short-stack? How’ve you been?” He asked, tilting his head to the side