1) Poppy, an 18-year-old girl, arrives with her father Tom at their family beach house for the summer where she will be staying with her aunt Mary and cousin Donna.
2) They meet their new neighbors, a group of lifeguards including Shawn, who invite Poppy to their party that night. Although interested, Poppy's overprotective father Tom discourages her from going.
3) The next day, Poppy starts her first day working at a snow cone stand on the boardwalk, where her boss leaves her to work alone after a brief training, leaving her feeling overwhelmed.