Journeys in Math and Genetics

After his mother's death, 16-year-old Hyung-ju suspects that his father is not his biological father. A secret paternity test reveals that he is not. Confused, he uses his math skills to figure out his biological father and embarks on a journey with his best friend, Ji-su, to find him.

• Choi Chang-hwanDirector
• Kim Ki-hyunWriter

• Jeong Da-minHyung-ju
• Kwak Min-kyuMin-hyu
• Kim Se-wonJi-su
• Seo Suk-kyuCast
• Woo Yeon-seoCast
• Kim Jae-uCast