Blackthorne and Mariko struggle to contain the secret that could get them both killed. Yabushige searches for the spy who has betrayed his intentions to Lord Toranaga.

After Blackthorne survives a brazen assassination attempt, Toranaga realizes he must ferry his allies out of Osaka or risk certain defeat.

Blackthorne’s arrival in Osaka stirs up a hornet’s nest of rivalries. Mariko is trapped between her cause and her faith when she must translate for the barbarian in Lord Toranaga’s…

Destinies converge in Japan after a barbarian ship washes ashore in a poor fishing village. Meanwhile, in Osaka, Lord Toranaga finds himself outplayed by his enemies.