这部电视剧告诉了三位单身母亲爱上同一个男人的悬念故事。高知饰演单身母亲兼职业女性森雅（Harumi Moriya），森雅抚养着12岁的女儿。她将与养育15岁儿子的柳（46岁）饰演的以节欲为导向的健身教练卡纳科（Kobayashi Kanako）以及由凌冈本（27岁）扮演的温柔照顾者藤美（Fujimi）竞争，她抚养着一对双胞胎，继承了丈夫留下的3亿日元遗产。虽然这是一段真实的婚姻（没有结婚证一起生活），但与丈夫幸福生活的青梅有一天接到了警察的电话，说她的丈夫被杀了。到达医院后，她遇到了Kanako和Qian，他们都声称与丈夫有事实上的婚姻关系。根据她丈夫的遗嘱，三人被引导住在一个“专为单身母亲准备的共享房间”里。此外，丈夫还留下了一份遗嘱，比如“我会给我心爱的‘唯一的妻子’3亿日元”。结果，三名女性围绕着继承3亿日元作为爱妻展开了斗争
This movie starts with Saze X playing basketball. Suddenly, a lightning bolt hit the earth. They walked towards it and found a boy. The boy's name is Ricky, and he thinks he has forgotten everything. On the other hand, Remy told Sazer-X that a giant monster named Mechanical Giant Bulgario had approached Earth and was destroying buildings. Sazer X still defeated the monster. But then something flashed into their eyes, and Takuto mistook it for a cosmic capsule. In fact, this is the Bosquito people that exist within Bulgaria, which Professor Horiguchi later explained.
尽管与父亲关系疏远，但毕竟母亲很宠爱她，她的家庭很富裕，她美丽而华丽。莉娜（由北川静子饰演）原本有着令人羡慕的背景。然而，在莉娜看来，每个人都是不可信的，友谊只是利用关系的一种形式。
