Celia who was active as a cosplayer. - It seems that he met his husband at a cosplay event. - Both of them have a nerdy temperament, and although they were late in dating and had little sexual experience, they got married after a smooth relationship. - Even after getting married, he enjoyed her hobbies, cosplay and anime, while working at her job, but about half a year ago, her husband's behavior suddenly changed. - Celia, worried about her husband's change, asks a detective to find out what her husband is doing.