The other day, I registered with a man who has a child. - Her daughter-in-law, Ryoko, immediately accepted me and spent her days in a happy family. - One day, Ryoko invited her school friends to a study session, but the boys who were there started attacking me! - !! - She desperately asks Ryoko for help, but she just looks at me with a smile. - And from that day on, the days of being circled by her daughters classmates began ...