Watch Behind The Shadows for Free: How to Stream the Movie Online at 123Movies. . A story of love and friendship who want to express their sincerity against the taboos of the times. It features a gay storyline set in the Joseon Dynasty and explores the complexities of love, friendship, and social conventions. Yoon Ho, Jae Woon, and Seol were childhood friends who hung out together before their coming-of-age ceremony. However, their friendship intertwines through love, as one day, Yoon Ho realizes that his heart is pounding for someone, leading him to develop his first love that he can't tell anyone about. The youthful romance set in Joseon begins.