You can check them out here:
Kʼicheʼ kingdom of Qʼumarkaj - Wikipedia
As you can see, the K'iche (spelled without the ' in the game) are one of the former Mayan Empire states in the region. They set up a while ago and are in their classic gowns right now in the mid-1400s, about 25 years before their decline begins.
Welcome to the K'iche people living in in Guatemala!