The routed Tsushima forces flee towards the capital, with the Mongols in pursuit. Kuchii rallies them and persuades them to attack, slaying an important Mongol general.  Even after a great defeat, now is the time to attack, not retreat.
That's all there is to it.
هذا كُل ما في القصّة
Nichts weiter.
Tutto qui.
É apenas isso.