Koihime†Musou EP2 - Guan Yu, Zhao Yun Head to Their Deaths

Kōsonsan, a local feudal lord and Chōun (also known as Sei), another warrior has ask Aisha (Kan'u real name) help to find a hidden base belonging to Bandits so they can be eliminated. Aisha agrees where she & Sei hides in a merchants crate so the bandits will steal it to their base. After finding their base, Chōun and Aisha fight off some of the bandits & rescue the prisoners held by them before finding themselves in a dead-end. However, Rinrin arrives & helps the prisoners escape & defeat the rest of the bandits. Kōsonsan is not happy hearing this since she wanted to showoff her White horse in battle. Chōun decide to join Aisha & Rinrin in their travels since Kōsonsan, while a noble person, isn't strong enough to unite the country and its rival factions.