In April 16, 2014, at 08:48 AM, a tragic incident occurred when a ferry named Sewol sunk. A documentary delves into the aftermath of the disaster, specifically examining the controversy surrounding the use of a diving bell. This tool, meant for underwater exploration, became a focal point as the media reported on the incident. The documentary uncovers the truth behind the veil of misinformation and bureaucratic interference that surrounded the diving bells role in the recovery efforts. As the film unfolds, viewers are confronted with the harsh realities of the post-tragedy landscape, where deception and manipulation threaten to overshadow the quest for justice and accountability.影评：这部纪录片以震撼人心的方式呈现了“世越号”沉船事件后的种种困境和争议。通过对潜水钟的使用情况进行深入挖掘，观众得以一窥事实真相背后被掩埋的真相。作品着重关注了媒体失实报道和官僚干预在灾后救援过程中所扮演的角色，力图揭示其中的权力斗争和谎言纷争。这部纪录片无疑是一次对灾难后真相追寻的勇敢尝试，提醒我们在悲剧中迷失的道路上警钟长鸣。