第 1 集: 在東京新宿的一場關鍵麻將對決中落敗後，Tetsuya 在 Boshu 面前遭遇挫折。

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Tetsuya has been gaining confidence in his gambling skills since his arrival to Shinjuku. But then, a creepy-looking man came to stand in his way. In the last round of their duel, Tetsuya get to being just one tile away form scoring Kokushi Muso. He was only one step away from victory, but ended up being taken to the cleaners by Boshu, a local pro. (Source: TVDB)