Play games
Choose the game that interests you and play itfor free.
Complete the quests
Every game has some quests for which you will receive Soul Gems.
Receive rewards
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
I watched a lot of ads and now it says i had to complete quest to watch again. I completed quest like joining in steam group but this dont reset ads.