Rpg : The Role Playing Gem is a mix of RPG and Puzzle Game. In this game, you get your power from mana that you collect by associating gems as in any usual puzzle game. The main difference is that associating gems will let you cast powerful spell that will help you to get rid of your enemies, unlock doors, craft stuff and so more. But be careful because you're not alone on the game board. Strategy is the key.
In TRPG, All the heroes have been caught and put in jails. So if you find one of those jails, hurry up and go inside, kill all the bad guys, find the keys and meet new valuable friends.
When you rescue a new hero, he joins the rebellion and goes to your base. Some of them will teach you new abilities. You can even send some heroes in mission to reveal new places on the world map or bring back items and gold. Finally some heroes unlock new functions in game like teleportation, activation of the codex, new quests and much more. In fact, this quest is a huge help in your adventure, and will help you to make the difference in the final battle.