Takuma's job keeps him so busy he has no time for chores, so he buys a housekeeping robot named Mina. After he jokes with her that she should be his wife, some unexpected facets of her programming begin to emerge.
U-Um, Mina-chan?
Ä-Ähm … Mina-chan.
Oye, Mina.
Oye, Mina.
S-Senti, M-Mina-chan...