在这部我的太太是魔女剧情/喜剧/爱情片中,亚里沙（米仓凉子 饰）看似平凡的女性，实际身份是一名魔女。然而，亚里沙最大的愿望，却是能够来到人间做一名普通人。一次偶然中，她运气爆棚竟然抽中的魔法界的头奖——一间位于东京的样板房。就这样，亚里沙怀揣着无线的希冀，激动的来到了人间。可是，刚刚抵达亚里沙就遇见了想要抢她的行李的歹徒，幸运的是，一个名叫松井（原田泰造 饰）的公司职员帮助了她。
为了感谢松井，亚里沙邀请他到自己的家里吃饭。一来二去之间，两人碰撞出的爱情的火花。亚里沙的妈妈非常不赞同身为魔女的亚里沙和人来走到一起，她认为在这段感情里，最终会是自己的女儿受到伤害。
Arisa is fascinated by humans. So much so that she leaves the magic world. But the broom she uses is faulty and she winds up in Japan. There she meets Joji Matsui who works at an advertising agency. Joji has been assigned by his boss Ichio Suzuki the difficult task of winning over Shiori Nomo who is in charge of corporate communications at a client. However, a little word from Arisa helps Joji win over Shiori and his agency gets the opportunity to pitch. Arisa and Joji fall in love and marry. Arisa swears never to use magic again as she and Joji begin their strange witch/human married life. However, Arisa's mother, Daria wants to take Arisa back to her world and uses magic to be a nuisance to the new couple. Arisa has to take care of Joji's boss Suzuki who drops in all the time, the prying eyes of their neighbors and the interference of her witch mother.
日版家有仙妻。我的太太是魔女。
