Natsumi Tsujimoto begins her first day on duty with the Bokuto Police Station where she meets her new partner Miyuki Kobayakawa. Both will continue to have various adventures together catching criminals.
Miyuki goes to a high school reunion and longs to find a man after all these years. Natsumi tries to convince Ken so he can talk to Miyuki but things get complicated due to a misunderstanding and rumors around Ken and Natsumi.
The officers of the precinct are preparing for Christmas, an occasion of cheer and celebration.A man dressed as Santa Claus burgles the house of preschooler Maho, stealing all the jewelry and money her parents had
Chie, still jealous, challenges Yoriko yet again, proposing a paintball match. Yoriko asks Natsumi, Miyuki, and Aoi to be on her team. Meanwhile, two amateur thieves are seen driving away with stolen money, searching for a place to hide.
Natsumi and Miyuki encounter a motorcyclist wearing sunglasses resembling that of Ken. Gossips and rumors spread about Ken quitting the police department to become a professional racer.
At Ken's house, Natsumi and Miyuki are welcomed by Sena Wakabayashi, a 20-year-old woman who explains that she will soon be Ken's stepmother. After Sena drives Ken to the precinct, gossips and rumors spread.
Strike Man recruits three schoolgirls (one of whom is Yasuyo Yamada, the class president) in his Strike Youth Brigade. These girls, masked and disguised, attack three troublesome boys from their elementary school in vigilante justice.
Natsumi's motorcycle breaks down, forcing her to search for a motorcycle repair shop in the city. She meets an elderly mechanic, who leaves her with tools to fix the motorcycle on her own.
Yoriko directs a play educating the preschoolers about traffic safety. Ken plays a traffic-rule-breaking monster, Miyuki an innocent schoolgirl, and Natsumi, Yoriko, and Aoi superheroes
Miyuki and Natsumi are asked to try to rob a local bank as part of a special training exercise. Although it's merely a drill issued by Arizuka, the policewomen take it seriously.
Kachou informs the precinct that a Middle Eastern prince fled from a coup of his country and is now in exile in Tokyo. This is also Yoriko's day off from work. She unknowingly encounters the prince.
The precinct prepares for Daimaru and Sena's wedding. At the Nakajima motorcycle repair shop, everyone is making decorations and festivities for the wedding.
A famous actor comes by the precinct to act as chief for the day, and requests Aoi as assistant and bodyguard. At the autograph booth, the actor is met by an long line of female fans to sign fliers for his upcoming movie.
Strike Man encounters a woman running from a drunk man. He defeats the man, but the woman stops Strike Man from punishing him further; the real criminals, she says, are the people of a nearby loan office her father borrowed from.
Inspector Tokuno explains that a maniacal criminal is seen at aristocratic parties, slashing red dresses worn by women with his knife. In order to go undercover Ken and Aoi, must pose as a couple at a party held on a yacht.
Natsumi is to take driver's education to obtain her driver's license. However, it is recognized that her colleagues are gambling to see whether or not Natsumi will pass the driving test.
The precinct is assigned to visit some of the senior citizens in the community, in order to be on a lookout for a thief who robs the elderly. Yoriko and Aoi meets an old man, while Ken is greeted by an old woman
Sena begins scheming on how to get Miyuki and Ken together. Sena's cousin, Yuichi, come to visit at her motorcycle repair shop. Yuichi happens to be a famous motorcycle racer. Miyuki becomes flustered when Sena compares Yuichi to Ken.
Natsumi and Miyuki travel to a shopping mall in order to go shopping for apparel. Gossips and rumors began to flourish within the mall, concerned of a possible bomb threat.
News broadcasting reports that a bio pharmaceutical laboratory has been robbed. Saori, still determined to be a police officer, tells a group of preschoolers to return lost and found items within a shopping mall, diverting it into a game.
Natsumi finds herself without wheels after she wrecks her motorcycle. She considers buying a car, much to everyone's dismay. After Natsumi purchases her car, Miyuki realizes how schlock it really is.
Toki, a celebrity idol, has violated parking regulations, putting Natsumi and Miyuki ill at ease. When he disregards traffic laws, this raises suspicion. It is later found out that his driving infringement records were all deleted.
Strong winds have been reported for the forecast throughout the Tokyo area. The observation deck of the Tokyo Tower has been closed due to the strong winds approaching.
Tokuno orchestrates a daring rescue mission for the precinct to retrieve Kachou and the boy. Meanwhile, Kachou explains to the boy that the construction of the Tokyo Tower is made from American military tanks used in the Korean War.
The preschoolers lose sight of Maho's cat. Strike Man comes by back in action and offers to help find the cat. While Ken and the preschoolers search for the cat within the playground, Strike Man gives Natsumi and Miyuki cats.
A pair of pickpockets are seen snagging valuable items from young women at a train station. Yoriko and Aoi have been dispatched to bring the pickpockets in, while Natsumi and Miyuki are to act as backup
Natsumi and Miyuki are running late to board the train to the beach. They are to meet with Ken, Yoriko, and Aoi, however the two are temporarily interfered by Strike Man.
At the beach, Natsumi, Miyuki, Yoriko, and Aoi encounters Strike Man, calling himself Beach Volleyball Man. Yoriko enters Natsumi and Miyuki, as well as Ken and Strikeman, in a volleyball tournament.
Yoriko invites Ken to an amusement park, telling him that Miyuki is already planning to go as well. Yoriko also invites Natsumi, Aoi, and Kachou, hinting that Miyuki and Ken would be going as a date.
Three rogue cops strategically, yet chaotically, ram into defenseless citizens driving. Tokuno and Kachou inform the precinct of the situation, calling them in for duty.
The precinct complains about being grounded from patrol. Kachou and Kachou summon Miyuki to confidentially hack into the headquarters database in order to find the files of the rogue cops.
Ken convinces the precinct to go on a ghost hunt, after he traumatically beheld a silhouetted figure whooshing outside of the window of the restroom the previous night.
Natsumi and Miyuki meet up with Shouji at Osyo's shrine. The three of them are sent on an errand to the country to deliver a special package to Osyo's mother, later unveiling to be a special scroll.
One of three male students, after being defeated by a female student during kendo class, throws his shinai in the field near the station, where Shouji happens to be
Natsumi and Shouji make plans to go rock climbing. The precinct is now aware of their relationship, gravely concerned of the two. Shouji struggles as he tries to admit his feelings toward Natsumi.
The precinct is meeting with Kaoruko Kinoshita, the assistant inspector of the headquarters. She discusses creating an investigation team within the precinct in order to catch the perpetrators responsible for luxury cars thefts.
Natsumi is currently working at the headquarters to continue to investigate the luxury car thefts. Miyuki chases a stolen luxury car, ultimately resulting in a burnout.