The Plan to Rescue Sena, Continued

S1, E6: Masanobu’s rescue plan fails. Ujizane warns Motoyasu that if he doesn’t surrender, Sena and their children will be killed. Masanobu proposes a secret plan to capture a top Imagawa retainer and exchange him for Sena. Motoyasu stakes everything on this bold move. Hanzo infiltrates the impregnable Kaminogo Castle—and soon, flames rise. Is it a sign of success, or...?