O-Fuku, a maidservant who is greedy and has nothing else to offer, is appointed as Odai-sama's (Atsuhime) ``poison-monitor''. For Fuku, whose appetite for food outweighs his fear of poison, he is happy with his vocation, but at the same time, troubles unique to Ooku that he could never have imagined arise. Will Fuku be able to protect Atsuhime while enjoying the feast?
1) *Let's Begin With Our Last Kiss* A Japanese and Black mixed youth finally returns to Japan after a leave of 6 years. (The youth first appears in chapter 4 of [Nigai Kajitsu](https://www.mangaupdates.com/series.html?id=4156)) 2) *Out of Blue* A dentist has to take care of an amnesiac whose memories has regressed to his 10 year old self. 3) *Cunning Man* The high schooler is trying to adjust to his new life after his dad's remarriage. No matter what, he just can't seem to get along with his stepbrother. 4) *Short Season* The host has just been dumped by his patron/lover. He claims indifference and speeds down the road but a man appears out of nowhere before his car... 5) *Ingestion and Transfusion* A tame salary-man develops a weird fetish after a chance meeting with a doctor. 6) *Special! Making of...* Details what happened to the student from chapter 1 shortly after his arrival in Japan.
The story depicts the serious competition in the world of professional competitive mahjong between the "digital" school, which believes only in efficiency and probability, and the "occult" school, which believes in its own theories of unknown scientific basis, and the main character Natsuki, who belongs to neither of these groups.
In this strange world, there are people with horns and people without. When Tsunoko Yagisawa enters her third year at university, she falls in love with Hanasaka-kun, a student in her class. She loves Hanasaka-kun so much that she can't help but wonder if her feelings for him are genuine. Two children who tend to be delusional can't confess their feelings for a particular reason...?