Former systems engineer Maeda Iroha is 28 and in the third year of a marriage that began with a workplace romance. Her husband constantly works overtime or travels on business, leaving them sexless throughout all three years of marriage. Now a stay-at-home wife, Iroha plays online games to ease her loneliness. Chatting with men through the games gradually sparks her interest in someone other than her husband. She has also enjoyed browsing porn sites for years. Once a quiet, studious science type, she began admiring the glamorous porn actresses she saw online and became curious about performing herself.