Yuzuki-san Chi no Yonkyoudai.

PV

EP1 - Yuzuki's House

The Yuzuki brothers, consisting of the eldest son, Hayato; the second son, Mikoto; the third son, Minato; and the youngest, Gakuto, have been living together since they lost their parents two years ago.

EP2 - Minato and Mikoto

Because Mikoto is older than Minato, he was often given higher expectations than his younger brother. As a result, he used to resent Minato because it seemed he always got his way. Minato broke a toy given to Mikoto from his brother Hayato, and Mikoto got upset. Hayato finds him in the park by himself and tells him he should talk with Minato. Minato felt bad for what he did. Mikoto forgave him, and ever since has always helped his younger brother.

EP3 - Something's Bothering Gakuto

Mr. Kirishima has shown interest with the Yuzuki sons, and has tried to find ways to connect with them. One day, when Hayato is late to pick up Gakuto from the bus because he fell asleep, Mr. Kirishima sees Gakuto sitting along one the front steps. He invites Gakuto in and puts on a show to watch. Gakuto enjoys being at Mr. Kirishima's house, so when Hayato comes back he asks if he can come over another time. Hayato rejects the offer at first, but soon realizes he needs help watching over his brothers, and allows Mr. Kirishima to watch Gakuto after he comes home from school.

EP4 - Hayato's Happiness

Hayato goes to his high school reunion. He realizes how different his live looks from his peers. He overhears some girls nicknaming him auntie because he takes care of his brothers, and he gets upset and leaves the reunion. He gets pulled aside by his neighbor, Saki Kirishima. He goes out to get drinks with her, while explaining what happened at the reunion. Saki gives him a pep talk and he heads home. Waiting for him at home are his four brothers. They surprise Hayato for his birthday which he had completely forgot about because he had been so busy.

EP5 - Uta's Love

Minato's best friend, Uta gets a love confession from a boy. Minato realizes that Uta having a boyfriend means less time he gets to spend with her. He decides to trail behind Uta on her first date with the other boy, in hopes of sabotaging their outing.

EP6 - The Outcome of Uta's Love

Uta realizes she doesn't like the boy she dated as much as she thought. She enjoyed going out to do things with him, but when she was told to be more ladylike , she decided she didn't like him. Minato discovers why Uta was upset and they go back to their usual selves.

EP7 - Minato's Encounter

Minato first met his best friend Uta when they were elementary school students. Uta, who moved next to the Yuzuki family, responded coldly to Minato and Mikoto. Determined to become friends with Uta no matter what, Minato enthusiastically keeps inviting them to play, but...

EP8 - Gakuto's Secret

A class observation day was scheduled to be held in Gaku's class. However, Gaku was worried that if Hayato took a day off to attend, it would cause inconvenience at his workplace and increase his workload.

EP9 - Classroom Visitation

Gakuto is keeping his class observation day from Hayato by using a stand-in.

EP10 - Mikoto and His Little Brothers

The Yuzuki family's four brothers cherish each other deeply. Among them, the second son, Mikoto, dotes on Minato, the third son, while Minato, in turn, adores Gakuto, the youngest.

EP11 - Hayato Catches a Cold

Hayato catches a cold. Mikoto, Minato, and Gakuto are eager to care for Hayato and handle the household chores. Even when they run into the Kirishima family on their way to a trip, they keep Hayato's condition a secret, not wanting to worry them before their vacation.

EP12 - The Day-to-Day Lives of the Yuzuki Brothers

Gakuto won a diary. Wondering what to write as the entry, Mikoto mentions, You can also write about your thoughts and feelings. Encouraged by this, Gakuto chronicles the daily happenings in the Yuzuki household...