Tanjiro, who has fully recovered, participates in Hashira training. The training begins with intense physical exercises to build foundational stamina. During a break, Tanjiro meets Mr. Uzui again, who thanks him and speaks about surviving against the upper-rank demons. The trainees push through challenging drills, with Mr. Uzui driving them hard to improve their endurance and agility.

During meals, the trainees are encouraged to eat well to endure the grueling afternoon session. On a night patrol, it turns out that demons are after Nezuko. The training continues with a nighttime exercise simulating a real battle against demons. Tanjiro shows clear progress and holds his own against Mr. Uzui, a former Hashira.

Uzui explains how crucial intense stamina and combat skills are to stand a chance against higher-ranking demons. The training emphasizes teamwork and endurance, with Tanjiro motivating his comrades. Uzui’s supportive yet harsh training methods highlight his dedication to the Demon Slayer Corps. The episode ends with the students vowing to keep working hard and improving their skills, inspired by Tanjiro’s progress and their shared goal of defeating Muzan Kibutsuji.