Watch Walking Backwards for Free: How to Stream the Movie Online at 123Movies. . 32-year-old Siheon, a delivery worker at Eurwangni Beach, is soon to be a college student. One day, as he is congratulated by the aunties at the restaurant, a Japanese man approaches and informs him his mother is dead. 30-year-old Ryota is the son of Siheon’s mother who left young Siheon and have a new family of her own in Japan. The brothers who met for the first time and Siheon’s friend Yejin head to Siheon’s old house in Chinatown where his mother’s trinkets are buried.