Tsukin Daisensou

(Esta sinopse está em inglês. Ajude a comunidade traduzindo!)

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The morning that changed history was a normal morning for them...

Seitaro Hongo is a hot-blooded office worker in his twenties. His rival is the "Hige Baron". They
don't even know each other's real names and have never talked to each other.

(Source: Official Website, translated)