If you have not connected your game to Game Center yet, it will be enough to re-install the app to start a new game.
If your game is connected to Game Center, you can only start playing from the last save point.
Even if your Exile is not in a good place in the saved game, there is always a chance to make things right.
Obtain Scrolls, weapons, and materials as daily rewards. Complete Quests during your daily activity to get Sapphires and Quest Points that grant you Reward Chests.
Visit the surrounding locations. They are rich in valuable materials and are apt for replenishing your arsenal. Collect Berries and hunt Deers for Meat and Pelts. Remember to feed your Exile if he receives a wound since meals increase Health Points too.
When crouched, you can sneak up on enemies to attack and deal critical damage. The Sling suits well during the early stages. Among its advantages are durability, attack stats, and the ability to demolish mobs in the distance.