Basilisk Episode 13: A Swarm of Butterflies
Episode 13 of 24 of Basilisk, aired July 6, 2005, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Saemon, now having the appearance of Nenki, begins to confront Hotarubi. As the Kouga ready themselves to continue on to Sunpu, Tenzen knowing they can not wait for Nenki and Harutobi, leads the Igas across the ocean in hopes of stopping Gennosuke before he reaches his destination.