Three 17-year-olds. One Sunday morning. And a single rider line. What could possibly go wrong? After Seong Duri gets in a fight with her sister, Duri skips church to go to an amusement park. But when she runs into the pastor's son, she asks the next person in line to switch places. She has no idea this decision will change more lives than one. Alex Danieli is heartbroken after their boyfriend dumped them. Missing him, Alex decides to go on their ex's favorite ride. But when Alex agrees to switch with another single rider, they immediately regret their decision. Alex soon learns, though, that maybe that decision wasn't so bad after all. Jaya Foster is an aspiring writer with a secret. She's still trying to figure out how to tell her mom when she accidentally gets pulled into drama involving two other single riders. Little does Jaya know this is exactly what she needs to solve her problem. Single Riders is a fun and touching reminder that you're not alone. You never know when a future friend is around the corner. Or maybe next in line.