Tập 1: Naoto Takayama gia nhập các bạn cùng lớp để thành lập một nhóm tại Học viện Trung ương Đường sắt Quốc gia

Naoto Takayama is on his way to enroll in Japan's National Railway Central Academy (JNRC). Along the way, he encounters two classmates, Aoi Sakurai and Haruka Koumi. He befriends them and they form a group with Shou Iwaizumi, another classmate. They participate in various activities including shooting practice. One of the tests is coal-throwing. The four participate and are the only group to pass and succeed in attaining a speed of 100 km/h. During their final training on-site, they end up as a group and succeed in catching a pair of thieves. They are all granted participation rights to the OJT (On Job Training). (Source: Wikipedia)

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