The Genius Child (S01E05)

Myeong-jun and Ro-hee end up at Choi Jin-tae's villa, where Myeong-jun discovers Ro-hee was involved in "The Genius Child Project," a controversial brain experiment. Dr. Mo tries to intervene, aiming to keep Ro-hee and Myeong-jun apart. Meanwhile, Sang-yun investigates a murder case from three decades ago concerning the hospital director and his wife. During his inquiries, he receives surprising information from a witness that connects to an old case.