Click on the empty tiles to the left to construct buildings, use them to defend your base from enemy and to produce units to attack them. All structures are upgradeable, which makes either them or units they produce more powerful.
It all starts in the midst of civil unrest in the nation of Veidar. The duchy of Valis is rising against the kingdom with Duke Dunkeld leading the enemy armies. However, behind the enemy lines lurks something dark and evil..