Sekai Ichi Hatsukoi - The World's Greatest First Love

Onodera has been made program director of a magazine. While begging for manuscripts, he has to deal with the constant teasing from Takano and the bad vibes from Yokozawa

It's Christmas time and the crunch to produce the magazine is high. When Onodera finally gets to relax, an unexpected person asks him if he has Christmas plans and drops two bombshells on him.

The triangle between Yoshino, Tori, and Yuu is coming to the tipping point. Who will be the first to speak their heart?

Yoshino and Tori make a date, but Tori cancels at the last minute. Later Yoshino sees Tori with his old high school girlfriend. An infuriated Yoshino turns to Yuu for comfort.

While trying to deal with the stress at work, Onodera gets an unexpected phone call and visit that causes a riff between him and Takano.

Can Ryuuichiro and Asahina see pass their roles as boss and personal assistant to the attraction they feel for each other, or will Ryuuichiro jealousy ruin everything?

Tonight is the company annual New Year’s Party and Onodera has to learn how to navigate the crowd of publishers, editors, and authors. But a surprise phone call from his mother might change the entire evening.

Kisa is starting to feel unsure about his relationship with Yukina. They do not get to spend much time together and Yukina doesn’t seem to mind. Can Kisa juggle his professional and personal life…?

Kisa just wants to end things with Yukina but doesn’t know how to do it. At a moment of weakness Kisa agreed to go on date with a guy he met a while ago. But when he arrives, Yukina appears demanding answers.

Takano wants Onodera to admit his feelings, but before he can Takano gets sick. When Onodera tries to visits, he is stopped by Yokozawa. A heated exchanged happens, leaving Onodera saying things he might regret…

Takano and Onodera share a moment in the rain and talk about their time in school. A few startling truths are revealed that may change their opinion about each other.