Mariela and max have been friends since Max moved to Hawkins. You, El, and the guys are finally having a sleepover at Max’s house. What you don’t expect is to meet her older brother, Billy. Billy is a senior in high school , while Mariela and her friends including max are freshman’s. Mariela starts to develop a crush on Billy, not taking it seriously since he would never pay attention to a freshman like her. Little does she know…