Nont and Mint decide to investigate the truth together. They talk to a real estate agent, who sold the apartment, to find the whereabouts of Lydia, who moved out. They follow the trail until they find a mysterious box in Lydia’'s room, which contains everything from Lydia’'s confession to the wickedness of everyone in the apartment, including their own secrets that they are unwilling to reveal. How will the story end? The consequences of past actions, selfishness of people and those who died alive because of the judgment of the social judiciary.