Nishioka is in a book store when he spots a salesman named Majime from Genbu Books doing a poor job. Meanwhile, the veteran dictionary editor Araki is searching for a successor as he prepares for retirement. Nishioka mentions his encounter with Majime. Araki heads to the sales department to meet this Majime.Upon meeting him, Araki sees Majime's potential and recruits him on the spot.

After Majime transfers to the dictionary editorial department, he learns of Araki and the supervisor Matsumoto-sensei's passion for dictionaries, and tell him of Daitokai, the dictionary they are working on. Majime is consumed with worry about living up to their expectations. His landlady, Take, tells him to simply depend on each other. That night, Majime encounters a beautiful girl on the balcony.

It's discovered that Majime has fallen for Take's granddaughter Kaguya. The editorial team decides to visit the restaurant where she is learning to become a chef. Majime is enamored with Kaguya as she answers Nishioka's questions. Majime admires Nishioka and his ability to engage people. Nishioka finds Majime's awkwardness entertaining. Nishioka hears a rumor about Daitokai being canceled.

Spotting issues with a professor's manuscript, Nishoka and Majime propose amendments. Majime reaffirms that they need Nishioka. But Nishioka reassures Majime that he will always be there for him. A few days later, the professor is livid with the changes, and Nishioka goes to apologize. The professor is upset, but Nishioka manages to win him over. Nishioka and Majime go down their separate paths.