Kurumi Ichiki (Ayame Gouriki) is 25-years-old. When she was young, she went to France. Now, after she came back to Japan, she works as a waitress at high end traditional restaurant (ryotei). She is talented with cooking.
Meanwhile, Prime Minister Ichiro Ato (Fumiyo Kohinata) and Executive Secretary of Prime Minister Seiji Koga (Kenichi Takito) decide to hire a cook for the prime minister's residence for the first time in 70 years. Due to an incident, Seiji meets Kurumi Ichiki and discovers that she has a natural talent for cooking. Seiji asks her to be a cook for the Prime Minister. After a hesitation, Kurumi Ichiki says yes. She begins work at the prime minister's residence, but she struggles in a hostile environment with the chef and his subordinates at the restaurant of the prime minister's official residence.
Sixth grader Ayase Chihaya, a tomboy with no ambitions or goals of her own, gets to know Wataya Arata, a transfer student at Chihaya's elementary school and an outcast. Through Arata, Chihaya picks up karuta and they form a team with their other friend and classmate Mashima Taichi. After graduating elementary school, Chihaya continues to play karuta hoping for a chance to meet Arata again after he went back to Fukui to take care of his sick grandfather. As time passed and Chihaya enters high school, she starts a karuta club with Taichi so that they can finally meet Arata again.
Ayumu Ichinose (Yuto Nakajima) began to play Go from an early age. He focused only on Go and dreamed of becoming a professional Go player, but he repeatedly failed tests to turn pro. He is now 22-years-old. This is now his last chance to turn pro, because of the age limit of under 23-years-old. The day before his test, his mother collapses from overwork and is hospitalized. Ayumu fails again.
Ayumu is dejected that he can't become a pro Go player and spends his days as a part-time worker. His heartbroken mother asks acquaintances to make Ayumu take the last step step of an employment test at a general trading company. The last step is a one month internship at the general trading company. Aware of his mother's heartbroken feelings, Ayumu begins to work as an intern there. He quickly becomes known around the office as an intern that doesn't know anything and unable to even make simple document copies. Nevertheless, Ayumu decides to not give up and become an employee at the company.
Takanashi Chiwa is an office lady who works part-time at a club because she is in debt. One day, she gets into a quarrel with a wealthy and handsome customer who came to the club and is fired. The next day, a depressed Chiwa is summoned by her boss and finds the rude man from the day before down there. This man’s name is Mamiya Hokuto. Hokuto suddenly proposes a contract marriage with Chiwa. Although Chiwa is initially resistant to the idea, she has no choice but to accept. The two of them overcome all sorts of troubles to become a real couple.
Mihane Yoshiyama (Yuina Kuroshima) is a 3rd grade high school student. She is a member of the photo club at her school. The day before her summer vacation, she smells a lavender scent in the science lab and she suddenly gains the ability to leap through time. Shohei Fukamachi (Fuma Kikuchi) is Mihane’s classmate. He actually came from the year 2122 and is a researcher. Shohei lost a drug that allows him to go back to 2122. In the meantime, Shohei hypnotizes those around him and lives as a high school student.
Mihane and Shohei become to have feelings for each other.
Yuiko Yoshioka (Mei Nagano) begins the first grade in high school. She gets sick with the cold and stays in bed. At that time, she gets a phone call from class president Matsubara. Yuiko becomes fluttered by his kind voice on the phone. The next day, she goes to school and meets Matsubara. He is a mysterious boy, wearing a paper bag over his head. Her high school days begin with pounding heart.