女主自小在大山长大，为给弟弟挣学费，中学辍学打工，经媒人介绍，与城里小学保安成婚。婚后她操持家务、扶持丈夫、养育儿女，一心为家无私付出。五十岁儿孙满堂，本应享福，可在她生日宴上，丈夫竟将白月光带到现场，令她满心迷茫 。。Ada, a reserved young woman with a passion for entomology, travels north to meet her girlfriend's family, but struggles to find common ground.。