Wait Until I Summon a Dragon

Time travel, no, Murray, who started life in a different world with his memories, has turned on the system since he was a child. But he always felt that this system was not very formal and did nothing to help him. Instead, it arranged some strange tasks all day long. Until he was 12 years old, after he completed a daily task, the system left a ring and disappeared. And his life in another world has just begun. What can this ring bring him? The ring replied, 'Just draw the card and that's it! '