Almost graduating collage studesnts, 4 students fall in love with mothers who dissaprove of the young love. Lee Donghae and Park Yi Jin are dating as well as Kim Kibum and Yoo Ri Na. they have been dating for the past 2 years. Yi Jin and Ri Na have been friends since middle school and Donghae and Kibum have been friends since ever, there mom have been friends since they were little. After graduating from collage the 4 of them have set dates with each other Donghae and Kibum mom have dissapr