It's been five years since they got married, and the couple's relationship hasn't cooled down, but the night life seems to be stagnant, Mr. and Mrs. Suzumiya. - The husband tries to break the rut with cosplay etc., but his wife Mari is in agony. - Her brother-in-law, Shinji, who visits her from time to time, sees it through and is overwhelmed at the moment. - The frustrated body of Mari, who secretly expected to be violated by the strong body of Shinji, unknowingly leaked her pant voice while resisting.