At Eighteen

Being More Mature Than Adults at the Age of 18 (1x12)

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Jun Woo's mom is thrilled to hear that Soo Bin is Jun Woo's first girlfriend and congratulates them both. However, Jun Woo isn't too excited to learn about his mom's part-time job. An anonymous post regarding Hwi Young's outstanding grades come up on Cheonbong High School's online bulletin board. Rumors spread throughout the school and become an issue with the teachers as well as the parents. Meanwhile, Soo Bin's father tries to hand divorce papers to Soo Bin's mother.